Published on in Vol 4, No 3 (2018): Jul-Sept
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/9800, first published
.
1 HIV/AIDS, Hepatitis, STD, Tuberculosis Administration, District of Columbia Department of Health, Washington, DC, United States
2 Department of Epidemiology and Biostatistics, The George Washington University, Washington, DC, United States