Published on in Vol 5 , No 4 (2019) :Oct-Dec

1 Anschutz Medical Campus , University of Colorado , Aurora , CO , US
2 The mHealth Impact Lab , Colorado School of Public Health , Aurora , CO , US
3 School of Medicine , The City College of New York , New York , NY , US
4 Colorado Department of Public Health & Environment , Denver , CO , US
*these authors contributed equally