Raymond T. Chung, MD from Harvard Medical School interviews Dr. Michael Charlton from Intermountain Medical Center about his abstract: Resistance Analyses for Ledipasvir/Sofosbuvir-Containing Regimens in Patients Infected with Chronic HCV Who Have Advanced Liver Disease or are Post Liver Transplant(SOLAR-1 & 2 Studies), presented at the April 2016 EASL meeting.