Chen, Yan
Xie, Kailing
Han, Yuanyuan
Ju, Haonan
Sun, Jiaxi
Zhao, Xin
Article History
Received: 10 August 2024
Accepted: 28 August 2024
First Online: 10 September 2024
Declarations
:
: This study was approved by the Research Ethics Review Board of the National Center for Health Statistics. Informed consent was obtained from all the participants. This study complied with the ethical requirements of the Declaration of Helsinki and its subsequent revisions.
: All authors have reviewed and approved the final version of the manuscript.
: The authors declare no competing interests.