Predictive Value of Sustained Virologic Response at Week 4 in Patients with Hepatitis C Virus Infection Treated with Sofosbuvir/Velpatasvir. - Landry G; Sulkowski M; Feld JJ; Reau N; Scherbakovsky S; Black F; Hernández C; Mercier RC; Ni L; Bourlière M; Mangia A (Viruses, 2026)