1. Department of Infectious Diseases, The University of North Carolina at Chapel Hill, Chapel Hill, North Carolina.
2. Department of Medicine, The University of North Carolina at Chapel Hill, Chapel Hill, North Carolina.
3. Department of Nutrition, The University of North Carolina at Chapel Hill, Chapel Hill, North Carolina.
4. Center for Health Policy and Inequalities Research, Duke University, Durham, North Carolina.
5. Department of Psychology, Hunter College and the Graduate Center of the City University of New York, New York.
6. Department of Community and Behavioral Health, School of Public Health, University of Colorado. Denver, Colorado.
7. Department of Sociomedical Sciences, Mailman School of Public Health, Columbia University, New York, New York.