2026-01-292026-01-29201910.1016/j.jhep.2019.06.0222-s2.0-85072511152https://www.scopus.com/inward/record.uri?eid=2-s2.https://ucocris.uco.es/handle/123456789/30842HepatologyHigh efficacy of resistance-guided retreatment of HCV patients failing NS5A inhibitors in the real worldresearch article