-
1دورية أكاديمية
المؤلفون: Yang Liu, Mei Wang, Tynjälä, Jorma, Villberg, Jari, Yan Lv, Kannas, Lasse, Liu, Yang, Wang, Mei, Lv, Yan
المصدر: BMC Public Health; 8/17/2016, Vol. 16 Issue 1, p1-8, 8p, 3 Charts
مصطلحات موضوعية: SMOKING, HEALTH, TOBACCO use, TEENAGERS, HEALTH behavior, SOCIOECONOMICS, COMPARATIVE studies, FUNCTIONAL assessment, RESEARCH methodology, MEDICAL cooperation, RESEARCH, SCHOOLS, SOCIAL classes, STUDENTS, TEENAGERS' conduct of life, LOGISTIC regression analysis, SOCIOECONOMIC factors, EVALUATION research, DISEASE prevalence
مصطلحات جغرافية: FINLAND, BEIJING (China), CHINA