3,100
Participants
Start Date
January 31, 2012
Primary Completion Date
August 31, 2018
Study Completion Date
December 31, 2020
This is a cross-sectional study, and we do not assign specific interventions to the subjects of the study.
Huasha Hospital, Shanghai
Huashan Hospital, Shanghai
Huashan Hospital
OTHER
Shanghai Tongji Hospital, Tongji University School of Medicine
OTHER