Virological failures to direct acting antivirals (DAA) regimens in a real life setting show frequent resistance associated variants and may require re-treatment with unconventional strategies

Di Maio, Vc; Cento, V; Lenci, I; Aragri, M; Barbaliscia, S; Francioso, S; Paolucci, S; Melis, M; Verucchi, G; Coppola, N; Magni, Cf; Santopaolo, F; Landonio, S; Ghisetti, V; Starace, M; D'Ambrosio, C; Calvaruso, V; Caporasol, N; Pasquazzi, C; Maida, I; Picciotto, A; Di Biagio, A; Sticchi, L; Cozzolongo, R; Romagnoli, D; Biolato, M; Vecchiet, J; D'Ettorre, G; Merli, M; Gaeta, Gb; Ciancio, A; Marinaro, L; Andreone, P; Barbarini, G; Gulminetti, R; Palitti, Vp; Tarquini, P; Puoti, M; Sangiovanni, V; Paoloni, M; Babudieri, S; Rizzardini, G; Bruno, S; Andreoni, M; Pellicelli, Am; Parruti, G; Craxi, A; Angelico, M; Perno, Cf; Ceccherini-Silberstein, F