Yang, Hanmo
Han, Runlin
Wang, Zhenjie
Funding for this research was provided by:
Economic & Social Research Council (ES/P011055/1, ES/P011055/1, ES/P011055/1)
Article History
Received: 12 July 2021
Accepted: 24 February 2022
First Online: 5 March 2022
Declarations
:
: The design of CLHLS was approved by the Campus Institutional Review Board of Duke University (Pro00062871) and the Biomedical Ethics Committee of Peking University (IRB00001052-13074). The research was performed in accordance with the Declaration of Helsinki. Written informed consent was obtained from all participants during the face-to-face interview.
: Not applicable.
: The authors declare that they have no competing interests.