Sexually Transmitted Diseases, Viral

• HIV-NAT, Thai Red Cross - AIDS Research Centre — Bangkok, Thailand
• Queen Sirikit National Institute of Child Health — Bangkok, Thailand
• Faculty of Medicine and Research Institute for Health Sciences (RIHES), Chiang Mai University — Chiang Mai, Thailand
• Nakornping hospital (NKP) — Chiang Mai, Thailand

• University of Miami — Miami, Florida, United States

• Moi Teaching and Referral Hospital — Eldoret, Kenya

• GSK Investigational Site — Minneapolis, Minnesota, United States

• Waimaw — Kāchen, Kachin State, Burma
• Myanmar Liver Foundation Clinic — Mandalay, Burma
• Myanmar Liver Foundation Charity Clinic — Yangon, Burma

• Institute of Tropical Medicine — Antwerp, Belgium
• National Center for Disease Control & Public Health/Lugar Center — Tbilisi, Georgia
• Nigerian Institute of Medical Research — Lagos, Nigeria

• Hospital Clínic — Barcelona, España, Spain

• Ospedale S. M. Annunziata - U.O. Malattie Infettive — Bagno a Ripoli, Firenze, Italy
• P.O. "S. Caterina Novella" - UOC di Malattie Infettive — Galatina, Lecce, Italy
• Azienda Ospedaliero Universitaria - Ospedali Riuniti di Ancona Struttura Organizzativa Dipartimentale (S.O.D) Clinica di Malattie infettive — Ancona, Italy
• Azienda Ospedaliera Spedali Civili - Istituto di Malattie Infettive e Tropicali — Brescia, Italy

• GSK Investigational Site — Austin, Texas, United States

Not specified