1. defeatHIV Collaboratory, Seattle, WA, USA;
2. School of Medicine, Division of Allergy and Infectious Diseases, Mountain West AIDS Education & Training Center, University of Washington, Seattle, WA, USA;
3. Gillings School of Global Public Health, University of North Carolina Chapel Hill, Chapel Hill, NC, USA;
4. Departments of Psychology and Global Health, University of Washington, Seattle, WA, USA