Li, Shuying
Feng, Li
Ding, Jie
Zhou, Weihong
Yuan, Tangbin
Mao, Jiangfeng
Funding for this research was provided by:
the Health Science and Technology Development Major Project of Nanjing (ZDX21001)
Beijing Municipal Natural Science Foundation (7212080)
Article History
Received: 8 November 2022
Accepted: 19 October 2023
First Online: 2 November 2023
Declarations
:
: The study was conducted according to the guidelines laid down in the Declaration of Helsinki and all procedures involving research study participants were approved by the National Center for Health Statistics Research Ethics Review Board. Written informed consent was obtained from all subjects.
: Not applicable.
: The authors declare no competing interests.