Published on in Vol 8, No 6 (2022): June
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/37491, first published
.
1 School of Public Health, Southwest Medical University, Luzhou, China
2 Department of HIV/AIDS Control and Prevention, Luzhou Center For Disease Control and Prevention, Luzhou, China
*these authors contributed equally