Published on in Vol 4, No 1 (2020): Jan-Dec
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/20633, first published
.
1 University of Maryland, College Park, MD, United States
2 Children's National Hospital, Washington, DC, United States
3 Indicated LLC, New York City, NY, United States