Song, Quhong
Lin, Taiping
Liang, Rui
Zhao, Yanli
Ge, Ning
Yue, Jirong
Article History
Received: 27 March 2024
Accepted: 23 August 2024
First Online: 11 September 2024
Declarations
:
: This study was conformed to the ethical guidelines of the Declaration of Helsinki. The Ethics Review Committee of Peking University (IRB00001052-11015) approved CHARLS. Written informed consent was obtained from all participants.
: Not applicable.
: The authors declare no competing interests.