Chen, Chuantie
Chen, Yuanyuan https://orcid.org/0000-0003-4006-129X
Article History
Received: 16 May 2026
Accepted: 13 August 2026
First Online: 17 August 2026
Declarations
Ethics approval and consent to participate: The CHARLS was approved by the Institutional Review Board of Peking University (IRB00001052-11015 and IRB00001052-11014) and all participants provided written informed consent before enrolling in the study. All experiments were performed in accordance with relevant guidelines and regulations, including the Declaration of Helsinki.
Consent for publication: Not applicable.
Competing interests: The authors declare no competing interests.