P.07.20 EFFECTIVENESS OF VEDOLIZUMAB IN CLINICAL REMISSION PATIENTS: UNRAVELLING THE GREY ZONE IN REAL LIFE PRACTICE. (25th March 2019) - Girardin, G.; Zingone, F.; Inferrera, M.; D'Incà, R.; Barberio, B.; Ghisa, M.; Savarino, E.V.