Published on in Vol 22, No 6 (2020): June
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/13745, first published
.
1 College of Computer Science and Technology, Changchun Normal University, Changchun, China
2 Department of Biomedical Informatics, Vanderbilt University Medical Center, Nashville, TN, United States
3 Department of Electrical Engineering and Computer Science, Vanderbilt University, Nashville, TN, United States