1 Department of Gastroenterology and Hepatology, CHU UCL Namur, Université Catholique de Louvain, Yvoir, Belgium. Electronic address: astridmarot@gmail.com.
2 Department of Gastroenterology and Hepatology, Hôpital de Jolimont, Haine-Saint-Paul, Belgium.
3 Division of Radiology, Centre d'Imagerie Biomédicale (CIBM), Hôpital Nestlé, Centre Hospitalier Universitaire Vaudois, University of Lausanne, Lausanne, Switzerland.
4 Department of Gastroenterology, Hepatopancreatology and Digestive Oncology, CUB Hôpital Erasme, Université Libre de Bruxelles, Brussels, Belgium; Department of Gastroenterology and Hepatology, Clinique St Luc, Bouge, Belgium.