Published on in Vol 22, No 9 (2020): September
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/19897, first published
.
1 North Dakota State University, Fargo, ND, United States
2 University of Texas, Austin, TX, United States
3 University of Texas Health Science Center at Houston, Houston, TX, United States