Xie, Qihang
Qu, Haoran
Xie, Siyu
Li, Wenhao
Ouyang, Rui
Zhang, Chengxiang
Du, Ming
Article History
Received: 8 November 2024
Accepted: 25 April 2025
First Online: 23 May 2025
Declarations
:
: The authors declare no competing interests.
: Data for this study were sourced from datasets available to the public with the approval of the National Center for Health Statistics’ research ethics review committees.