Sun, Changqing
Liu, Huimin
Xu, Fei
Qin, Ying
Wang, Panpan
Zhou, Qianyu
Liu, Dandan
Jia, Shanqun
Zhang, Qiang
Funding for this research was provided by:
the National Social Science Foundation of China (20BRK041)
Article History
Received: 9 July 2021
Accepted: 28 March 2022
First Online: 1 June 2022
Declarations
:
: The data were obtained from a publicly accessible database of the Chinese Longitudinal Healthy Longevity Survey with a signed data use agreement. The CLHLS was approved by research ethics committees of Peking University and written informed consents from all participants or their representatives were collected.
: Not applicable.
: The authors declare that there were no conflict of interests regarding the publication of this article.