Mei, Fengyao
Dong, Shengjie
Li, Jiaojiao
Xing, Dan
Lin, Jianhao
Funding for this research was provided by:
Natural Science Foundation of Beijing Municipality (7212118)
Article History
Received: 25 March 2023
Accepted: 24 June 2023
First Online: 29 June 2023
Declarations
:
: The CHARLS study was approved by the Ethics Review Committee of Peking University (approval number: IRB00001052-11,015). All methods were carried out in accordance with relevant guidelines and regulations, and all participants signed informed consent forms when participating.
: Not applicable.
: The authors declare no conflict of interests.
: The authors declare no competing interests.