PC.01.4 REDUCED IMMUNE RESPONSE INDUCED BY TWO DOSES OF COVID-19 VACCINE IN PATIENTS WITH INFLAMMATORY BOWEL DISEASE: DATA FROM ESCAPE - AN IG-IBD STUDY. (May 2022) - Macaluso, F.S.; Principi, M.; Facciotti, F.; Contaldo, A.; Todeschini, A.; Saibeni, S.; Bezzio, C.; Castiglione, F.; Nardone, O.M.; Spagnuolo, R.; Doldo, P.; Fantini, M.C.; et al.