Li, Zi
Qian, Siwen
Article History
Received: 19 October 2022
Accepted: 20 May 2023
First Online: 21 June 2023
Declarations
:
: We confirm that all experimental protocols were approved by the Ethics committee of Population Policy and Development Research Center of Chongqing Technology and Business University (PDPR-CTBU).We confirm that all methods were carried out in accordance with relevant guidelines and regulations. We confirm that the survey datasets are obtained through legitimate sources and is used with the permission of the agency.We confirm that informed consent was obtained from all subjects.
: Not applicable.
: The author declare no competing interest.