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المؤلفون: Zhongjie Fan, Yongqiao Zhang, Xiaoyi Zhao, Xiaole Liu, Yuxiong Chen, Dehui Kong, Zhen'ge Chang, Yanbo Liu, Kaifeng Xu, Chengyu Jiang, Yakun Zhao, Jia Fu
المصدر: BMJ Open, Vol 11, Iss 1 (2021)
BMJ Openمصطلحات موضوعية: medicine.medical_specialty, Acute exacerbation of chronic obstructive pulmonary disease, China, 010504 meteorology & atmospheric sciences, lcsh:Medicine, 010501 environmental sciences, 01 natural sciences, Pulmonary Disease, Chronic Obstructive, Secondary outcome, Beijing, Air Pollution, Epidemiology, medicine, Cold spell, Humans, Time series study, 0105 earth and related environmental sciences, Aged, business.industry, lcsh:R, General Medicine, medicine.disease, Cold Temperature, Hospitalization, Increased risk, Relative risk, chronic airways disease, Emergency medicine, epidemiology, Public Health, business