[1] Hasselt Univ, Fac Med & Life Sci, Hasselt, Belgium
[2] Ziekenhuis Oost Limburg, Dept Gastroenterol & Hepatol, Genk, Belgium
[3] Erasme Univ Hosp, Dept Gastroenterol & Hepatopancreatol, Brussels, Belgium
[4] Univ Hosp Gent, Dept Gastroenterol & Hepatol, Ghent, Belgium
[5] ZNA Stuivenberg, Dept Gastroenterol & Hepatol, Antwerp, Belgium
[6] Hop St Pierre & Erasme, Dept Gastroenterol & Hepatol, Brussels, Belgium
[7] Univ Hosp UZAntwerpen, Dept Gastroenterol & Hepatol, Antwerp, Belgium
[8] CHR Citadelle, Dept Gastroenterol & Digest Oncol, Liege, Belgium
[9] AZ Delta, Dept Gastroenterol & Hepatol, Roeselare, Belgium
[10] Univ Hosp KULeuven, Dept Gastroenterol & Hepatol, Leuven, Belgium
[11] Hop HIS Bracops, Dept Gastroenterol & Hepatol, Brussels, Belgium
[12] Jessa Hosp, Dept Gastroenterol & Hepatol, Hasselt, Belgium
[13] AZ Damiaan, Dept Gastroenterol & Hepatol, Oostende, Belgium
[14] AZ Maria Middelares, Dept Gastroenterol & Hepatol, Ghent, Belgium
[15] AZ Groeninge, Dept Gastroenterol & Hepatol, Kortrijk, Belgium