TY - JOUR T1 - Sofosbuvir plus velpatasvir combination therapy for treatment-experienced patients with genotype 1 or 3 hepatitis C virus infection: a randomized trial JF - Ann Intern Med Y1 - 2015 A1 - Pianko, Stephen A1 - Flamm, Steven L. A1 - Shiffman, Mitchell L. A1 - et, al ED - Kumar, Sonal ED - Strasser, Simone I. ED - Dore, Gregory J. ED - McNally, John ED - Brainard, Diana M. ED - Han, Lingling ED - Doehle, Brian ED - Mogalian, Erik ED - McHutchison, John G. ED - Rabinovitz, Mordechai ED - Towner, William J. ED - Gane, Edward J. ED - Stedman, Catherine A. M. ED - Reddy, K. Rajender ED - Roberts, Stuart K. KW - Adult KW - Aged KW - Antiviral Agents KW - Carbamates KW - Drug Administration Schedule KW - Drug Therapy, Combination KW - Female KW - Genotype KW - Hepacivirus KW - Hepatitis C, Chronic KW - Heterocyclic Compounds, 4 or More Rings KW - Humans KW - Liver Cirrhosis KW - Male KW - Middle Aged KW - Ribavirin KW - RNA, Viral KW - sofosbuvir KW - Treatment Outcome KW - Young Adult VL - 163 SP - 809-817 IS - 11 ER -