AF.155 COMBINED ENDOSCOPIC STENTING FOR CONCOMITANT MALIGNANT GASTRIC OUTLET OBSTRUCTION (GOO) AND MALIGNANT BILIARY OBSTRUCTION (MBO): DATA FROM A SINGLE REFERRAL CENTER. (September 2021) - Di Mitri, R.; Scimeca, D.; Lo Mastro, M.; Amata, M.; Bonaccorso, A.; Conte, E.; D'Agostino, D.; Scrivo, B.; Mocciaro, F.