Effectiveness and safety of sofosbuvir/velpatasvir/voxilaprevir in patients with chronic hepatitis C previously treated with DAAs. - Llaneras, Jordi; Riveiro-Barciela, Mar; Lens, Sabela; Diago, Moisés; Cachero, Alba; García-Samaniego, Javier; Conde, Isabel; Arencibia, Ana; Arenas, Juan; Gea, Francisco; Torras, Xavier; Luis Calleja, José; et al. (Journal of Hepatology, 2019)