Published on in Vol 7 , No 11 (2020) :November
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/20646, first published
.

1 Eleos Health, Cambridge, MD, US
2 Center for m2Health, Palo Alto University, Palo Alto, CA, US
3 Vanderbilt University, Nashville, TN, US