1. The HIV Center for Clinical and Behavioral Studies, Division of Gender, Sexuality, and Health, New York State Psychiatric Institute and Columbia University, New York, New York, USA.
2. Department of Psychology, University of Washington, Seattle, Washington, USA.
3. Callen-Lorde Community Health Center, New York, New York, USA.
4. Division of Infectious Diseases, Department of Medicine, Icahn School of Medicine at Mount Sinai, New York, New York, USA.