1 Dept of Hepatogastroenterology. Cliniques de l'Europe, Cliniques Universitaires Saint Luc, H.UNI, Université Catholique de Louvain, Brussels, Belgium.
2 Dept of Gastroenterology and Hepatology. Vrije Universiteit Brussel (VUB), Universitair Ziekenhuis Brussel, Brussels, Belgium.
3 Dept of Paediatric Gastroenterology. Université Libre de Bruxelles, Hôpital Universitaire des Enfants Reine Fabiola, Brussels, Belgium.
4 Dept of Gastroenterology and Hepatology. Universitair Ziekenhuis Leuven, Leuven, Belgium.
5 Laboratory of Experimental Medicine and Paediatrics, Faculty of Medicine and Health Sciences, University of Antwerp, Wilrijk, Belgium.
6 Dept of Paediatric Gastroenterology, Hepatology and Nutrition. KidZ Health Castle, Vrije Universiteit Brussel (VUB), Universitair Ziekenhuis Brussel, Brussels, Belgium.
7 Dept of Pathological Anatomy. Universitair ziekenhuis Antwerp, Antwerp, Belgium.
8 Dept of Gastroenterology and Hepatology. CHU Saint Pierre, Cliniques Universitaires de Bruxelles, Brussels, Belgium.
9 Dept of Gastroenterology and Hepatology. CHIREC, site de la Basilique et E.Cavell, Brussels, Belgium.
10 Dept of Gastroenterology and Hepatology. CHU de Charleroi, Charleroi, Belgium.
11 Dept of Gastroenterology, Hepatopancreatology and Digestive Oncology. Hôpital Universitaire de Bruxelles (H.U.B.), C.U.B. Hôpital Erasme, Université Libre de Bruxelles, Brussels, Belgium.
12 Dept of Gastroenterology and Hepatology. CHRSM site Sambre, Auvelais, Belgium.
13 Dept of Microbiology, Laboratoire Hospitalier Universitaire de Bruxelles - Universitair Laboratorium Brussel (LHUB-ULB), Université Libre de Bruxelles, Brussels, Belgium.
14 Dept of Gastroenterology and Hepatology. Clinique Saint Jean, H.UNI, Brussels, Belgium.