Wu, Yu
Ye, Hanfeng
Yuan, Yanling
Kong, Cai
Jing, Wenzhan
Liu, Jue
Liu, Min
Funding for this research was provided by:
National Natural Science Foundation of China (71874003)
Article History
Received: 18 February 2022
Accepted: 5 June 2023
First Online: 13 June 2023
Declarations
:
: This study was approved by the Institutional Review Board of the Chinese Association of Maternal and Child Health Studies (AMCHS-2014-6). All participants provided written informed consent before enrolment.
: Not applicable.
: The authors declare no competing interests.