Published on in Vol 6, No 10 (2018): October
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/9560, first published
.
1 Department of Otorhinolaryngology, Faculty of Medicine, Khon Kaen University, Khon Kaen, Thailand
2 National Electronics and Computer Technology Center, National Science and Technology Development Agency, Klong Luang, Pathumthani, Thailand