Sun, Yin
Shen, Zhongzhou
Zhan, Yongle
Wang, Yawen
Ma, Shuai
Zhang, Suhan
Liu, Juntao
Wu, Sansan
Feng, Yahui
Chen, Yunli
Cai, Shuya
Shi, Yingjie
Ma, Liangkun
Jiang, Yu
Funding for this research was provided by:
Chinese Academy of Medical Sciences Innovation Fund for Medical Sciences (2016-I2, M-1-008)
Article History
Received: 22 January 2020
Accepted: 19 June 2020
First Online: 6 July 2020
Ethics approval and consent to participate
: The study was registered with Clinical Trials (ExternalRef removed) and approved by the Ethics Review Committee in the Department of Scientific Research, Peking Union Medical College Hospital, Beijing, China (HS-1345). Written informed consent was obtained from all participants prior to enrollment. The raw data from CPWCS-PUMC were stored in a computer with password security. Any reasonable request for data had to be addressed to the director (Yu Jiang) of the Department of Epidemiology and Health Statistics, School of Public Health of Peking Union Medical College.
: Not applicable.
: The authors declare that they have no conflict of interest.