1. Department of Medicine, Division of Gastroenterology, Mater Dei Hospital , Msida , Malta
2. Department of Gastroenterology, Barts Health NHS Trust , London , UK
3. Translational Gastroenterology and Liver Unit, John Radcliffe Hospital, University of Oxford , Oxford , UK
4. IRCCS OSPEDALE San Raffaele, Gastroenterology and Endoscopy, IBD Center , Milan , Italy
5. Division of Gastroenterology, Hospital da Luz , Lisbon , Portugal
6. Division of Gastroenterology, Hospital Beatriz Ângelo , Loures , Portugal
7. Faculdade de Medicina, Universidade de Lisboa , Lisbon , Portugal
8. Department of Inflammatory Bowel Disease, St Mark’s National Bowel Hospital , London , UK
9. Department of Metabolism, Digestion and Reproduction, Imperial College London , London , UK
10. IBD Unit, San Camillo-Forlanini Hospital , Rome , Italy
11. APC Microbiome Ireland, College of Medicine and Health, University College of Cork , Cork , Ireland
12. Department of Gastroenterology and Hepatology, University Hospitals Leuven, KU Leuven , Leuven , Belgium
13. Department of Chronic Diseases and Metabolism, KU Leuven , Leuven , Belgium
14. CINTESIS@RISE, Faculty of Medicine of the University of Porto , Porto , Portugal
15. Division of Gastroenterology, Department of Internal Medicine, Faculty of Medicine, University of Ioannina School of Health Sciences , Ioannina , Greece
16. Association for Crohn`s and Colitis , Malta