OC.09.4 LONG-TERM PATENCY AND NEED-FOR-REINTERVENTIONS OF EUS-GUIDED CHOLEDOCODUODENOSTOMY WITH ELECTROCAUTERY-ENHANCED LUMEN APPOSING METAL STENTS: A SINGLE-CENTRE PROSPECTIVE EVALUATION. (May 2022) - Vanella, G.; Dell'Anna, G.; Archibugi, L.; Petrone, M.C.; Arcidiacono, P.G.