Hepatitis C

• Unity Health Care, Inc./DC General — Washington D.C., District of Columbia, United States
• Family Medical and Conseling Services — Washington D.C., District of Columbia, United States

• University of Arizona Health Sciences Center — Tucson, Arizona, United States
• Veterans Administration Long Beach Medical Center — Long Beach, California, United States
• Veterans Administration Los Angeles Healthcare System — Los Angeles, California, United States
• Chao Family Comprehensive Cancer Center — Orange, California, United States

• State Public Healthcare Institution National Center for the Prevention and Control of AIDS and other infectious diseases of the Ministry of Health of the Republic of Tatarstan — Kazan', Tatarstan Republic, Russia
• State Institution of Nizhny Novgorod region "Regional Center for Prevention and Control of AIDS and other infectious diseases" — Nizhny Novgorod, Russia
• State Healthcare Institution Center for the Prevention and Control of AIDS and infectious diseases of the city, St.Petersburg CityHealth Department — Saint Petersburg, Russia
• State Budgetary Higher Vocational Education Institution V.I. Razumovsky Saratov State University of medicine — Saratov, Russia

• San Francisco, California, United States
• Miami, Florida, United States
• Chicago, Illinois, United States
• Detroit, Michigan, United States

• GSK Investigational Site — Randwick, New South Wales, Australia

• GSK Investigational Site — San Juan, Puerto Rico

• Myeong Jun Song — Daejeon, South Korea

• Texas Children's Hospital — Houston, Texas, United States

Not specified

• Assiut governorate — Asyut, Egypt