From the Departments of Gastroenterology and Hepatology (L.B., P.F., R.P.V.), Surgery (S.M.D., J.G., M.A.B., M.F.G.F., M.G.B.), Radiology (M.P.M.K., K.P.L.), and Epidemiology and Data Science (M.G.W.D.), Amsterdam UMC, University of Amsterdam, and the Department of Gastroenterology and Hepatology, Amsterdam UMC, Vrije Universiteit Amsterdam (M.A.J.M.J.), Amsterdam Gastroenterology Endocrinology Metabolism, and the Department of Gastroenterology and Hepatology, Onze Lieve Vrouwe Gasthuis (J.M.J.), Amsterdam, the Departments of Research and Development (L.B., S.M.D., N.D.L.H., H.C.T.), Gastroenterology and Hepatology (R.C.V.), Radiology (T.L.B., K.P.L.), and Surgery (H.C.T., H.C.S.), St. Antonius Hospital, Nieuwegein, the Department of Surgery, Maastricht University Medical Center, Maastricht (S.A.W.B., C.H.C.D., M.P.), the Departments of Gastroenterology and Hepatology (M.J.B., J.-W.P.), and Surgery (C.H.J.E.), Erasmus MC University Medical Center, and the Department of Gastroenterology and Hepatology, Maasstad Hospital (M.H.), Rotterdam, the Departments of Radiology (V.C.C.), and Gastroenterology and Hepatology (T.E.H.R.), Jeroen Bosch Hospital, Den Bosch, the Department of Surgery, Gelre Hospitals, Apeldoorn (P.D.), the Department of Surgery, Radboud University Medical Center, Nijmegen (H.G., M.W.J.S.), the Department of Surgery, University Medical Center Groningen, University of Groningen, Groningen (J.W.H.), the Department of Surgery, Medical Center Leeuwarden, Leeuwarden (E.R.M.), the Department of Surgery, Leiden University Medical Center, Leiden (J.S.D.M.), the Department of Surgery, University Medical Center Utrecht, Utrecht (I.Q.M., H.C.S.), the Departments of Surgery (V.B.N.), and Gastroenterology and Hepatology (A.C.P.), Isala Clinics, Zwolle, the Department of Gastroenterology and Hepatology, Reinier de Graaf Gasthuis, Delft (R.Q.), the Department of Gastroenterology and Hepatology, Meander Medical Center, Amersfoort (M.P.S.), the Department of Gastroenterology and Hepatology, Amphia Hospital, Breda (T.C.S.), the Department of Gastroenterology and Hepatology, Maxima Medical Center, Veldhoven (J.W.A.S.), the Department of Gastroenterology and Hepatology, Medisch Spectrum Twente, Enschede (N.G.V.), the Department of Gastroenterology and Hepatology, Albert Schweitzer Hospital, Dordrecht (W.V.), and the Department of Gastroenterology and Hepatology, Hospital Gelderse Vallei, Ede (B.J.W.) — all in the Netherlands.

Address reprint requests to Dr. Besselink at the Department of Surgery, Amsterdam UMC, University of Amsterdam, Amsterdam Gastroenterology Endocrinology Metabolism, De Boelelaan 1117, 1081 HV The Netherlands, or at [email protected].