Cai, Zongao
She, Jiachen
Guo, Shuang
Li, Ruihui
Zhang, Hairong
Guo, Xueli
Wu, Shiyong
Article History
Received: 4 March 2024
Accepted: 23 September 2024
First Online: 8 October 2024
Declarations
:
: The studies involving humans were approved by the ethics review board of the National Center for Health Statistics.
: Not applicable.
: The authors declare no competing interests.