Sexually Transmitted Diseases

• University of California, San Francisco — San Francisco, California, United States
• Thai Red Cross AIDS Research Centre — Bangkok, Thailand

• Howard University Hospital — Washington D.C., District of Columbia, United States
• Children's National Medical Center — Washington D.C., District of Columbia, United States
• Children's Diagnostic & Treatment Center (Broward Health) — Fort Lauderdale, Florida, United States
• Univeristy of Miami Miller School of Medicine — Miami, Florida, United States

Not specified

• Columbia P&S CRS — New York, United States
• New York Blood Center CRS — New York, United States
• Penn Prevention CRS — Philadelphia, Pennsylvania, United States

• 302 Hospital People's Liberation Army Of China — Beijing, Beijing Municipality, China
• Beijing Ditan Hospital, Capital Medical University — Beijing, Beijing Municipality, China
• Beijing Youan Hospital, Capital medical university — Beijing, Beijing Municipality, China
• Guangzhou Eighth People's Hospital — Guangzhou, Guangdong, China

• Family Medical and Counseling Services, SE — Washington D.C., District of Columbia, United States
• Unity Health Care/Walker Jones, NE — Washington D.C., District of Columbia, United States
• Whitman Walker Clinic, NW — Washington D.C., District of Columbia, United States
• National Institutes of Health Clinical Center, 9000 Rockville Pike — Bethesda, Maryland, United States

• Philadelphia FIGHT — Philadelphia, Pennsylvania, United States

• Universiteit Antwerpen — Antwerp, Wilrijk, Belgium

• Southeast HIV/AIDS Research & Evaluation Project — Atlanta, Georgia, United States

• PreveCasita — Tijuana, Estado de Baja California, Mexico