1 Division of Pancreatic Surgery and Transplantation, Pancreas Translational and Clinical Research Center, Vita Salute San Raffaele University, Istituto di Ricovero e Cura a Carattere Scientifico San Raffaele Scientific Institute, Milan, Italy.
2 Division of Pancreato-Biliary Endoscopy and Endosonography, Pancreas Translational and Clinical Research Center, Vita Salute San Raffaele University, IRCCS San Raffaele Scientific Institute, Milan, Italy.