T01.02.16 ESOPHAGEAL PHYSIOPATHOLOGICAL CHANGES POST SLEEVE GASTRECTOMY IN OBESE PATIENTS. (1st October 2020) - Sacchi, M.C.; Ribichini, E.; D'Alba, L.; Balla, A.; Cesarini, A.; Leone, G.; Graziani, M.G.; Alvaro, D.; Badiali, D.