Published on in Vol 7, No 4 (2021): Oct-Dec
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/32005, first published
.
1 Division of Information Science, Graduate School of Science and Technology, Nara Institute of Science and Technology, Nara, Japan
2 Cancer Control Center, Osaka International Cancer Institute, Osaka, Japan