1. Department of Epidemiology, Gillings School of Global Public Health, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA
2. Division of Infectious Diseases, Department of Medicine, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA
3. Department of Health Behavior, Gillings School of Global Public Health, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA
4. Carolina Population Center, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA
5. Division of Global HIV/AIDS, Centers for Disease Control and Prevention – Central America Regional Office, Guatemala City, Guatemala
6. Department of Geography, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA
7. Training Programs in Epidemiology and Public Health Interventions Network (TEPHINET) Central American office, Guatemala City, Guatemala