RT Journal Article SR Electronic A1 Rizzo, Toni T1 100% SVR with Ledipasvir/Sofosbuvir Plus Ribavirin in Patients with HCV GT-1 Failing Prior Therapy JF MD Conference Express YR 2014 FD SAGE Publications VO 14 IS 48 SP 22 OP 22 DO 10.1177/155989771448017 UL http://mdc.sagepub.com/content/14/48/22.abstract AB This article discusses a study was to evaluating the efficacy of ledipasvir/sofosbuvir fixed-dose combination in treatment-experienced patients with hepatitis C virus genotype 1 who failed to achieve SVR at week 12 with prior sofosbuvir-based therapy.