Single Centre Retrospective Study on Intraductal Papillary Neoplasm of the Bile Duct Incidence: Are We Reporting All Cases?. (2021) - Achalandabaso Boira, M.; Gómez-Gavara, C.; Dopazo, C.; Salcedo, M.T.; Caralt, M.; Blanco, L.; Hidalgo, E.; Bilbao, I.; Charco, R.