Su, Han
Fu, Chengfeng
Wang, Pingping
Zhang, Yingying
Article History
Received: 11 November 2025
Accepted: 21 February 2026
First Online: 8 May 2026
Declarations
:
: The CHARLS protocol was approved by the Biomedical Ethics Review Committee of Peking University (IRB00001052–11015). Written informed consent was obtained from all participants.
: Not applicable.
: None.