1. Gillings School of Global Public Health, Department of Epidemiology, University of North Carolina at Chapel Hill, Chapel Hill
2. Injury Prevention Research Center, University of North Carolina at Chapel Hill, Chapel Hill
3. School of Medicine, Department of Medicine, University of North Carolina at Chapel Hill, Chapel Hill
4. Gillings School of Global Public Health, Department of Health Behavior, University of North Carolina at Chapel Hill, Chapel Hill
5. Eshelman School of Pharmacy, Division of Practice Advancement and Clinical Education, University of North Carolina at Chapel Hill, Chapel Hill