Sexually Transmitted Diseases, Bacterial

• Louisiana State University (LSU) Health Sciences Center — New Orleans, Louisiana, United States
• The Mississippi State Department of Health, Bureau of STD/HIV — Jackson, Mississippi, United States
• Washington University — St Louis, Missouri, United States

Not specified

• Rachael McClennen — Seattle, Washington, United States

• National Heart, Lung and Blood Institute (NHLBI) — Bethesda, Maryland, United States

• University of Pittsburgh — Pittsburgh, Pennsylvania, United States

Not specified

• New York University Ambulatory Care Pavilion — Manhattan, New York, United States
• Gay Men of African Descent — Manhattan, New York, United States

• Jacobi Medical Center — The Bronx, New York, United States

• Rakai Health Sciences Program, P.O. Box 279 — Kalisizo Town, Rakai, Uganda

• Center for Women's Health Research, Universoty of North Carolina — Chapel Hill, North Carolina, United States