Funding for this research was provided by:
National Natural Science Foundation of China (81770705)
Central South University Independent Exploration and Innovation Project for Graduate Students (2021zzts0348)
Article History
Received: 17 August 2023
Accepted: 1 September 2023
First Online: 19 September 2023
Declarations
:
: The authors declare no conflict of interest.
: Approval of the study from the National Center of Health and Statistics Research ethics review board was waived because the research relied on publicly used, de-identified secondary data.