Fan, Yunge
Guan, Lili
Xiang, Hu
Yang, Xianmei
Huang, Guoping
Cheng, Wenhong
Xie, Yongbiao
Wang, Xiuzhen
Liang, Guangming
He, Ming
Wang, Ruiru
Hu, Jia
Liu, Menglin
Mou, Xiaojie
Wu, Baoming
Ma, Hong
Yu, Xin
Funding for this research was provided by:
United Nations Population Fund (CHN6P12A)
National Key Research and Development Program of the Ministry of Science and Technology of China (2016YFC1306802)
Article History
Received: 21 June 2020
Accepted: 29 March 2021
First Online: 9 April 2021
Declarations
:
: The project proposal was reviewed and approved by Peking University Sixth Hospital Ethics Committee, and all participants provided written informed consent.
: Not applicable.
: The authors declare that they have no competing interests.