Sexually Transmitted Diseases, Viral

• Clinical HIV Research Unit, a Division of the Wits Health Consortium (Pty) Ltd — Johannesburg, South Africa
• University of Zimbabwe Clinical Research Centre / Parirenyatwa Hospital — Harare, Zimbabwe

• Research Site — Los Angeles, California, United States
• Research Site — Hartford, Connecticut, United States
• Research Site — Washington D.C., District of Columbia, United States
• Research Site — Washington D.C., District of Columbia, United States

Not specified

• Aurum Institute — Johannesburg, Gauteng, South Africa

• Ezintsha Clinical Research Center — Johannesburg, Gauteng, South Africa

• Impact Research & Development Organization — Kisumu, Kenya

• Massachusetts General Hospital — Boston, Massachusetts, United States

• The Rockefeller University — New York, United States
• Aarhus University Hospital — Aarhus, Denmark
• University of Cologne — Cologne, Germany

• Ambira Hospital — Ambira, Kenya
• Bondo Subcounty Hospital — Bondo, Kenya
• Homabay Teaching and Referral Hospital — Homa Bay, Kenya
• Kandiege Subcounty Hospital — Kandege, Kenya

• Fenway Health (FH) CRS — Boston, Massachusetts, United States
• Harlem Prevention Center CRS — New York, United States
• Columbia P&S CRS — New York, United States
• Vanderbilt Vaccine (VV) CRS — Nashville, Tennessee, United States