Sexually Transmitted Diseases, Viral

• Columbia University Irving Medical Center — New York, United States
• Clinica de Familia La Romana — La Romana, Dominican Republic

• UCLA CARE (Center for AIDs Research and Education) — Los Angeles, California, United States
• Orlando Immunology Center — Orlando, Florida, United States
• Beth Israel Deaconess Medical Center — Boston, Massachusetts, United States
• Washington University Clinical Trials Unit — St Louis, Missouri, United States

• Impact Research Development Organization — Siaya, Kenya

• Columbia University Irving Medical Center — New York, United States
• Vanderbilt University — Nashville, Tennessee, United States

• The Indiana Clinical Trials Center,PC — Plainfield, Indiana, United States
• DelRicht Research — Baton Rouge, Louisiana, United States
• Clarkston Skin Research — Clarkston, Michigan, United States
• DelRicht Research — Tulsa, Oklahoma, United States

• Bwaila STI clinic — Lilongwe, Malawi

Not specified

• Dept. of Psychiatry, Stanford University — Stanford, California, United States

• St George's Vaccine Institute, St George's University of London — London, England, United Kingdom