1. Division of Gastroenterology and Hepatology, Department of Internal Medicine Maastricht University Medical Center (MUMC+) Maastricht The Netherlands
2. NUTRIM, School of Nutrition and Translational Research in Metabolism Maastricht University Medical Center (MUMC+) Maastricht The Netherlands
3. Department of Clinical and Experimental Medicine, Translational Research Center for Gastrointestinal Disorders (TARGID) University of Leuven Leuven Belgium
4. Faculty of Health and Medicine University of Newcastle Callaghan Australia
5. Department of Internal Medicine and Clinical Nutrition, Institute of Medicine, Sahlgrenska Academy University of Gothenburg Gothenburg Sweden
6. Centre for Neuroscience and Trauma Wingate Institute of Neurogastroenterology, Blizard Institute, Barts and the London School of Medicine & Dentistry, Queen Mary University of London London UK
7. Leeds Gastroenterology Institute Leeds Teaching Hospitals NHS Trust Leeds UK
8. Leeds Institute of Biomedical and Clinical Sciences University of Leeds Leeds UK
9. Department of Psychiatry and Medical Psychology Maastricht University Medical Center (MUMC+) Maastricht The Netherlands
10. Department of Psychiatry Utrecht University Medical Centre Utrecht The Netherlands
11. King's Health Partners Department of Psychosis Studies King's College London, Institute of Psychiatry London UK