Published on in Vol 7, No 12 (2018): December
1 Center for Health Policy and Inequalities Research, Duke Global Health Institute, Duke University, Durham, NC, United States
2 Behavior and Technology Lab, Institute for Global Health and Infectious Diseases, University of North Carolina at Chapel Hill, Chapel Hill, NC, United States
3 Department of Biostatistics and Bioinformatics, Rollins School of Public Health, Emory University, Atlanta, GA, United States
4 Department of Health Behavior, Gillings School of Global Public Health, University of North Carolina at Chapel Hill, Chapel Hill, NC, United States
5 Department of Epidemiology, Rollins School of Public Health, Emory University, Atlanta, GA, United States