T03.02.10 PRESURGICAL DIAGNOSIS OF MALIGNANT BILIARY STENOSIS USING EUS-FNA AND ERCP: PRELIMINARY RESULTS. (1st October 2020) - Gesuale, C.M.; Grasso, E.; Troncone, E.; Paoluzi, O.A.; Anselmo, A.; Manzia, T.; Tisone, G.; Monteleone, G.; Del Vecchio Blanco, G.