1 Pancreato-Biliary Endoscopy and Endosonography Division, Pancreas Translational & Clinical Research Center, San Raffaele Scientific Institute Istituto di Ricovero e Cura a Carattere Scientifico, Milan, Italy.
2 Department of Digestive, Hepatobiliary and Endocrine Surgery, Paris Descartes University, Cochin Hospital, Paris, France.
3 Université de Paris, Paris, France.
4 Gastroenterology Department, Alicante University General Hospital, ISABIAL, Alicante, Spain.