1. Gillings School of Global Public Health, University of North Carolina-Chapel Hill, North Carolina.
2. Center for Health Policy and Inequalities Research, Duke University, Durham, North Carolina.
3. School of Community Health, College of Urban and Public Affairs, Portland State University, Portland, Oregon.
4. Center for Infectious Diseases, University of North Carolina-Chapel Hill, North Carolina.
5. Division of Infectious Diseases, Department of Medicine, University of North Carolina-Chapel Hill, North Carolina.
6. Center for AIDS Research, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina.