Published on in Vol 8, No 7 (2022): July
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/39142, first published
.
1 Zhejiang Provincial Center for Disease Control and Prevention, Hangzhou, China
2 Ningbo Yinzhou No 2 Hospital, Ningbo, China
3 School of Urban Design, Wuhan University, Wuhan, China
*these authors contributed equally