OC.12.3 REAL LIFE EFFECTIVENESS OF USTEKINUMAB FOR MODERATE TO SEVERE CROHN'S DISEASE. (1st October 2020) - Miranda, A.; Cuomo, A.; Camera, S.; Ciacci, C.; De Filippo, F.R.; D'Onofrio, V.; Melina, R.; Manguso, F.; Bennato, R.; Cuomo, R.; Mucherino, C.; Facchiano, A.; et al.