Huang, Runnian
Li, Yi
Ma, Chunhua
Ren, Rui
Yuan, Xiaoyue
Peng, Yang
Wang, Difei
Funding for this research was provided by:
Department of Science and Technology of Liaoning Province (2021JH2/10300090, 2022JH1/10400001)
National Natural Science Foundation of China (92249305)
Article History
Received: 21 December 2023
Accepted: 17 February 2024
First Online: 5 March 2024
Declarations
:
: The CHARLS was approved by the Institutional Review Board of Peking University. And informed consent was obtained from all individual participants included in the study.
: Not applicable.
: The authors declare that they have no competing interests.