Published on in Vol 8, No 4 (2020): April
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/15124, first published
.
1 Department of Gastroenterology, Gil Medical Center, Gachon University College of Internal Medicine, Incheon, Republic of Korea
2 Health IT Research Center, Gil Medical Center, Gachon University, Incheon, Republic of Korea
3 Ajou Medical Center, Suwon, Republic of Korea