Yang, Xue
Liu, Qizi
Xue, Hui
Zhang, Guang
Tang, Houlin
Funding for this research was provided by:
National Natural Science Foundation of China (71874168)
Article History
Received: 6 July 2023
Accepted: 19 August 2025
First Online: 26 September 2025
Declarations
:
: A statement to confirm that all methods were carried out in accordance with relevant guidelines and regulations. The informed consent was on the first page of the electronic questionnaire, and participants click “YES” to continue filling out the questionnaire, otherwise the questionnaire would be invalid. This study was approved by the Institutional Review Board (IRB) of the National Center for AIDS/STD Control and Prevention, Chinese Center for Disease Control and Prevention (Approval NO. X220314673).
: Not applicable.
: The authors declare no competing interests.