Published on in Vol 20, No 10 (2018): October
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/9559, first published
.
1 Department of Internal Medicine, College of Medicine, Chung-Ang University, Seoul, Republic of Korea
2 Department of Psychiatry, College of Medicine, Chung-Ang University, Seoul, Republic of Korea
3 Department of Surgery, College of Medicine, Chung-Ang University, Seoul, Republic of Korea