1 Department of Gastroenterology and Hepatology, CHU UCL Namur, Université Catholique de Louvain, Yvoir, Belgium.
2 Division of Gastroenterology and Hepatology, Centre Hospitalier Universitaire Vaudois, University of Lausanne, Lausanne, Switzerland.
3 Department of Radiodiagnostic and Interventional Radiology, 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. Electronic address: pierre.deltenre01@gmail.com.