المؤلفون: Wei KL; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Yang YJ; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Yao YJ; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Du LZ; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Wang QH; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Wang RH; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Wang L; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Lin Y; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Liu J; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Wang H; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Wang XL; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Wu HM; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Wu K; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Chen Y; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Zhong XY; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Yu JL; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Tan Q; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Huang YC; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Chen C; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Wang JM; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Yi B; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Nong SH; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Li B; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Song X; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Liu XZ; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Lai JP; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Zhang YX; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Cui QL; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Wang YD; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Shi L; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Guo XF; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Guo SL; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Yao L; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Hong M; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Xia SW; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Gao XR; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Cheng LX; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Li Y; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Wang HY; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Liu DY; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Meng QZ; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Mu XR; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Wang QX; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Yan CY; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Liu GS; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Xie JY; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Muheter D; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Wu J; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Lin LX; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Xu JH; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Zhao BL; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Zhang JH; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Wu Y; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Chen X; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Shan RB; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Huang ZH; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Hu X; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Zhang SR; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Ye ZZ; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Wu BQ; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Chen CH; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Xiong Y; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Liu YM; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Yang ZY; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Guo J; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Chang LW; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Wu GQ; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Chen XJ; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Liu HC; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Wang D; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Yu SQ; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Liu L; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Cai YH; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Chen XH; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Zeng JW; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Li MX; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Wu GQ; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Li MZ; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Li L; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Fu ML; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Li AY; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Li L; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Xiong H; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Cheng XY; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi, Cheng ZQ; 1 Department of Pediatrics, China Medical University Affiliated Shengjing Hospital; 2 Department of Pediatrics, Central South University Affiliated Xiangya Hospital; 3 Department of Pediatrics, Sichuan University Affiliated West China Second Hospital; 4 Zhejiang University School of Medicine Affiliated Children's Hospital; 5 Beihai Maternal and Child Health Care Hospital; 6 Beihai People's Hospital; 7 Beijing Children's Hospital Emergency Center; 8 Capital University of Medical Sciences Affiliated Beijing Obstetrics&Gynecology Hospital; 9 Chengdu Children's Hospital/Chengdu Children's Emergency Center; 10 Chongqing Fifth People's Hospital; 11 Chongqing Fulin District Maternal and Child Health Care Hospital; 12 Chongqing Maternal and Child Health Care Hospital; 13 Chongqing Medical University Affiliated Children's Hospital; 14 Chongqing Three Gorge Central Hospital Children Health Care Center; 15 Dalian Children's Hospital; 16 Fudan University Affiliated Children's Hospital; 17 Fudan University Affiliated Obstetrics & Gynecology Hospital; 18 Gansu Maternal and Child Health Care Hospital; 19 Guangdong People's Hospital; 20 Guangi Minzu Hospital; 21 Guangxi Children's Hospital; 22 Guangxi Maternal and Child Health Care Hospital; 23 Guangzhou Children's Hospital; 24 Guangzhou NO.1 People's Hospital; 25 Guangzhou NO.2 People's Hospital; 26 Guiyang Maternal and Child Health Care Hospital; 27 Haikou Maternal and Child Health Care Hospital; 28 Hainan Maternal and Child Health Care Hospital; 29 Hainan Medical College Affiliated Hospital; 30 Harbin Medical University Affiliated Second Hospital; 31 Hölün Buyer Maternal and Child Health Care Hospital; 32 Hubei Maternal and Child Health Care Hospital; 33 Hunan Children's Hospital; 34 Hunan Maternal and Child Health Care Hospital; 35 Hunan People's Hospital; 36 Inner Mongolia Maternal and Child Health Care Hospital; 37 Jiamusi University Affiliated First Hospital; 38 Jiaozuo Maternal and Child Health Care Hospital; 39 Jiaxi Chi

مؤلفون مشاركون: Expert Panel of the Subspecialty Group of Neonatology, Pediatric Society, Chinese Medical Association

المصدر: Translational pediatrics [Transl Pediatr] 2012 Jul; Vol. 1 (1), pp. 15-22.

نوع المنشور: Journal Article

بيانات الدورية: Publisher: AME Publishing Company Country of Publication: China NLM ID: 101649179 Publication Model: Print Cited Medium: Print ISSN: 2224-4344 (Print) Linking ISSN: 22244336 NLM ISO Abbreviation: Transl Pediatr Subsets: PubMed not MEDLINE