Liao, Zhiliu
Zhou, Hanmeng
He, Zhifei
Funding for this research was provided by:
Chinese National Social Science Project (No. 20XGL027)
Project of Southwest University of Political Science and Law (CQGXWWZZZX2022-Y4)
Article History
Received: 12 April 2022
Accepted: 18 November 2022
First Online: 8 December 2022
Declarations
:
: The current study is used a secondary analysis of CLHLS. The CLHLS study was approved by the research ethics committees of Peking University (IRB00001052–13074).The participants provided their written informed consent to participate in this study. All methods were carried out in accordance with relevant guidelines and regulations.
: Not applicable.
: The authors declare that they have no competing interests.