Published on in Vol 4, No 4 (2018): Oct-Dec
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/10262, first published
.
1 Columbia University Medical Center, New York, NY, United States
2 University of California Los Angeles: Charles E. Young Research Library, Los Angeles, CA, United States
3 University of Chicago Medicine, Chicago, IL, United States
4 Amazon, Seattle, WA, United States