Liu, Wen
Sun, Weidi
Yang, Lili
Huang, Yizhou
Zhu, Siyu
Xiao, Wenhan
Cheng, Siqing
Hao, Jiajun
Ying, Jiayao
Chen, Hanlu
Ren, Ziyang
Wang, Shuhui
Song, Peige
Article History
Received: 25 March 2023
Accepted: 28 March 2024
First Online: 15 April 2024
Declarations
:
: The CHARLS was approved by the Ethical Review Committee of the Peking University and implemented by the China Centre for Economic Research of Peking University. Informed written consent was obtained from all participants.
: Not applicable.
: The authors declare that they have no competing interests.