With the participation of the Belgian Association of the Study of the Liver (BASL), the Belgian IBD Research Group (BIRD), the Belgian Liver & Intestine Advisory Committee (BeLIAC) of the Belgian Transplantation Society, the Belgian Helicobacter and Microbiota Study Group (BHMsG), the Belgian Society of Paediatric Gastroenterology, hepatology and Nutrition (BeSPGHAN), the Belgian Group of Digestive Oncology (BGDO), the Belgian Society of Gastrointestinal Endoscopy (BSGIE), the Belgian Society of Pathology/Working Group of Digestive Pathology (BSP), the Société Belge de Nutrition Clinique (SBNC), Belgian Society for Neurogastroenterology and Motility (BSNM) and the Vlaamse Vereniging voor Klinische Voeding en Metabolisme (VVKVM).