Cao, Yuan
Chen, Hua
Yang, Xiaoxu
Funding for this research was provided by:
National Natural Science Foundation of China (71974221)
Humanities and Social Sciences Youth Foundation, Ministry of Education of the People's Republic of China (19YJA630008)
Article History
Received: 31 October 2022
Accepted: 11 July 2023
First Online: 20 July 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. IRB00001052-11015). All participants in the survey signed or marked (if illiterate) the informed consent forms.
: All authors have mutual consent for publication.
: The authors declare that they have no competing interests.