1. Division of Infectious Diseases, Department of Medicine, Alpert Medical School of Brown University, Providence, Rhode Island.
2. Department of Psychology, Wesleyan University, Middletown, Connecticut.
3. Department of Epidemiology, Harvard T.H. Chan School of Public Health, Cambridge, Massachusetts.
4. Department of Social Work, North Carolina Agricultural and Technical State University, Greensboro, North Carolina.
5. Department of Epidemiology, Brown University School of Public Health, Providence, Rhode Island.
6. Fenway Health, The Fenway Institute, Boston, Massachusetts.
7. Division of Infectious Diseases, University of Mississippi Medical Center, Jackson, Mississippi.
8. Division of Infectious Diseases, Washington University in St. Louis School of Medicine, St. Louis, Missouri.
9. Department of Behavioral and Social Sciences, Brown University School of Public Health, Providence, Rhode Island.