Published on in Vol 4, No 4 (2018): Oct-Dec
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/11384, first published
.
1 Center for Alcohol and Addiction Studies, Brown University School of Public Health, Providence, RI, United States
2 Behavioral and Social Sciences, Brown University School of Public Health, Providence, RI, United States