1. Department of Health Promotion & Behavior, University of Georgia College of Public Health, Athens, Georgia, USA
2. Atlanta VAMC, Emory University School of Medicine, Rollins School of Public Health, Atlanta, GA, USA
3. Atlanta VAMC, Atlanta, GA, USA
4. Department of Social and Behavioral Sciences, Yale School of Public Health, New Haven, Connecticut, USA
5. Program in Addiction Medicine and Center for Interdisciplinary Research on AIDS, Yale School of Medicine, Yale School of Public Health, New Haven, Connecticut, USA
6. Center for Health Equity Transformation, Department of Behavioral Science, University of Kentucky College of Medicine, Lexington, Kentucky, USA