Qu, Xing
Houser, Shannon H.
Zhang, Jian
Wen, Jin
Zhang, Wei
Article History
Received: 13 January 2022
Accepted: 11 April 2022
First Online: 22 April 2022
Declarations
:
: Ethical approval for all the CHARLS was granted from the Institutional Review Board at Peking University. The IRB approval number for the main household survey, including anthropometrics, is IRB00001052–11015. The data used in this study were anonymized before its use. All methods were carried out in accordance with relevant guidelines and regulations.
: Not applicable.
: There is no conflict of interest or disclosure of any conflict of interest that may exist.