1. Hunter College of the City University of New York, New York, New York; Graduate Center of the City University of New York, New York, New York; Center for HIV/AIDS Educational Studies and Training (CHEST); New York, New York.
2. Graduate Center of the City University of New York, New York, New York; Center for HIV/AIDS Educational Studies and Training (CHEST); New York, New York.
3. Centers for Disease Control and Prevention, Atlanta, Georgia.
4. University of California, San Francisco, California.