T03.02.7 IMPACT OF ESGE CRITERIA IN EVALUATION OF PATIENTS WITH SUSPECTED COMMON BILE DUCT STONES: EXPERIENCE OF A SINGLE GASTROENTEROLOGY UNIT, PRELIMINARY DATA. (1st October 2020) - Balzarini, M.; Parravicini, M.; Cortellezzi, C.; Millefanti, L.; Segato, S.; Segato, S.