He, Yun-Yun
Jin, Mei-Ling
Chang, Jing
Wang, Xiao-Juan
Funding for this research was provided by:
National Key R & D Program of China (2020YFC2006205, 2020YFC2006202, 2020YFC2004803)
Capital General Practice Research Project (12100102)
Article History
Received: 17 April 2023
Accepted: 10 July 2023
First Online: 19 July 2023
Declarations
:
: The authors declare that they have no competing interests.
: The CHARLS study was approved by the Ethical Review Committee of Peking University (IRB00001052-11015). All methods were carried out in accordance with relevant guidelines and regulations.
: Informed consent was obtained from all subjects.