15,926
Participants
Start Date
August 15, 2017
Primary Completion Date
March 31, 2018
Study Completion Date
April 30, 2018
Chengdu Women's and Children's Central Hospital, Chengdu
Second Hospital of Jilin University, Jilin
Nanjing Maternity and Child Health Care Hospital, Nanjing
Shenzhen Bao'an Maternal and Child Health Hospital, Shenzhen
Shenzhen Maternity & Child Healthcare Hospital, Shenzhen
Northwest Women's and Children's Hospital, Xi'an
Northwest Women's and Children's Hospital, Xi'an, Shaanxi
OTHER
Chengdu Women's and Children's Central Hospital
OTHER
Shenzhen Maternity & Child Healthcare Hospital
OTHER
Nanjing Maternity and Child Health Care Hospital
OTHER
Shenzhen Bao'an Maternal and Child Health Hospital
OTHER
Second Hospital of Jilin University
OTHER
Bayi Children's Hospital Affiliated to PLA Army General Hospital, China
OTHER