[1
]
Department of Gastroenterology and Hepatology, Academic Medical Centre-University
of Amsterdam, Amsterdam, the Netherlands.
[2
]
Department of Gastroenterology, University Hospitals Leuven, Leuven, Vlaams Brabant,
Belgium.
[3
]
Department of Internal Medicine II, Dr. Horst-Schmidt-Kliniken, Wiesbaden, Germany.
[4
]
Department of Gastroenterology, Queens Medical Centre, Nottingham, UK.
[5
]
Department of Gastroenterology and Hepatology, St Antonius Hospital, Nieuwegein, the
Netherlands.
[6
]
Department of Gastroenterology, Evangelisches Krankenhaus Düsseldorf, Düsseldorf,
Germany.
[7
]
Department of Gastroenterology, The General Infirmary at Leeds, Leeds, UK.
[8
]
Department of Gastroenterology, Klinikum rechts der Isar, Munich, Germany.
[9
]
Department of Gastroenterology, Augsburg Hospital, Augsburg, Germany.
[10
]
Department of Gastroenterology and Hepatology, Catharina Hospital, Eindhoven, Netherlands.
[11
]
Department of Internal Medicine II, Karlsruhe Hospital, Karlsruhe, Germany.
[12
]
Department of Pathology, St Antonius Hospital, Nieuwegein, the Netherlands.
[13
]
Department of Pathology, Academic Medical Centre-University of Amsterdam, Amsterdam,
the Netherlands.
[14
]
Department of Interdisciplinary Endoscopy, University Hospital Hamburg-Eppendorf,
Hamburg, Germany.