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Primary investigator
Johnson, A
Contributors
Suggested citation
Chengdu Center for Disease Control, Chinese Center for Disease Control and Prevention (CCDC), Hangzhou Center for Disease Control, Harbin Center for Disease Control, Kunming Health Education Institute, Qingdao Center for Disease Control and Prevention (China), School of Public Health, Peking University, Shenyang Center for Disease Control, Wuhan Center for Disease Prevention and Control (China), Wuhan Health Bureau (China). China - Seven Cities Cohort Study.