1. Translational Research Center for Gastrointestinal Disorders (TARGID) Department of Chronic Diseases, Metabolism and Ageing (CHROMETA) KU Leuven Leuven Belgium
2. Division of Gastroenterology and Hepatology Leuven University Hospitals Leuven Belgium
3. Department of Internal Medicine & Clinical Nutrition Institute of Medicine Sahlgrenska Academy University of Gothenburg Gothenburg Sweden
4. Division of Gastroenterology and Hepatology Department of Internal Medicine School of Medicine Tokai University Isehara Kanagawa Japan