Wang, Hao
Chen, Yan-Lin
Li, Xiang-Ming
Wu, Qi
Xu, Yan
Xu, Jin-Song
Funding for this research was provided by:
National Natural Science Foundation of China (No. 82360100, No. 82360094)
Article History
Received: 25 February 2024
Accepted: 18 September 2024
First Online: 27 September 2024
Declarations
:
: The Ethics Review Board of the National Center for Health Statistics has approved the survey plan and study protocol; therefore, this study has been performed following the ethical standards laid down in the 1964 Declaration of Helsinki and its later amendments.
: Not applicable.
: The authors declare no competing interests.