T03.02.2 SINGLE STEP ERCP PLUS EUS-GUIDED GALLBLADDER DRAINAGE THROUGH LAMS FOR CHOLECYSTOLITHIASIS WITH ACUTE CHOLECYSTITIS AND CONCOMITANT CHOLEDOCHOLITHIASIS. (1st October 2020) - Ciccone, A.; Valerii, G.; Baldassarre, C.; Marchetti, G.; Cappello, G.; Gabrieli, D.; Ciccone, F.; Barbera, C.