Published on in Vol 4, No 2 (2019): Apr-Jun
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/13634, first published
.
1 Department of Family and Community Medicine, Penn State College of Medicine, Hershey, PA, United States
2 Department of Internal Medicine, Penn State College of Medicine, Hershey, PA, United States
3 Department of Public Health Sciences, Penn State College of Medicine, Hershey, PA, United States