Published on in Vol 6 , No 2 (2020) :Apr-Jun
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/18807, first published
.

1 William Paterson University, Wayne, NJ, United States
2 Mailman School of Public Health, Columbia University, New York, NY, United States
3 Teachers College, Columbia University, New York, NY, United States