Published on in Vol 9 (2023)
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/50114, first published
.
1 Research Center of Clinical Epidemiology, Peking University Third Hospital, Beijing, China
2 Department of Hernia and Abdominal Wall Surgery, Beijing Chaoyang Hospital, Capital Medical University, Beijing, China
3 Department of Dermatology, Peking University Third Hospital, Beijing, China