Published on in Vol 8, No 4 (2022): Oct-Dec
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/40600, first published
.
1 Department of Gastroenterology, Nara Medical University, Kashihara, Japan
2 Department of Health and Welfare Services, National Institute of Public Health, Wako, Japan