Yang, Songhao
Guo, Dandan
Bi, Shengxian
Chen, Yingchun
Funding for this research was provided by:
The National Natural Science Foundation of China (71974066)
Article History
Received: 25 June 2023
Accepted: 19 October 2023
First Online: 30 October 2023
Declarations
:
: The data used in this study were retrieved from the CHARLS. This survey was endorsed by the Biomedical Ethics Committee of Peking University (NO.IRB 00001052–11015). All participants in the survey signed or marked (if illiterate) the informed consent forms. All methods were carried out in accordance with relevant guidelines and regulations.
: Not applicable.
: The authors declare no competing interests.