76,220
Participants
Start Date
July 28, 2017
Primary Completion Date
September 28, 2019
Study Completion Date
January 10, 2020
Xicheng District Center for Disease Prevention and Control, Beijing
Huairou District Center for Disease Prevention and Control, Beijing
Daxing District Center for Disease Prevention and Control, Beijing
Chaoyang District Center for Disease Control and Prevention, Beijing
Dongcheng District Center for Disease Control and Prevention, Beijing
Fengtai District Center for Disease Control and Prevention, Beijing
Changping District Center for Disease Prevention and Control, Beijing
FangShan District Center for Disease Prevention and Control, Beijing
Haidian District Center for Disease Prevention and Control, Beijing
Miyun District Center for Disease Prevention and Control, Beijing
Tongzhou District Center for Disease Prevention and Control, Beijing
Wu Jiang
OTHER_GOV