1. Division of Gastroenterology, Rabin Medical Center , Petah-Tikva , Israel
2. Nutrition Unit, Rabin Medical Center , Petah-Tikva , Israel
3. Faculty of Health Sciences, Metropolitan College , Larisa , Greece
4. Human Nutrition, School of Medicine, Dentistry & Nursing, College of Medical, Veterinary, and Life Sciences, University of Glasgow , Glasgow , UK
5. Department of Gastroenterology, Liverpool Hospital , Sydney , Australia
6. South Western Sydney Local Health District Clinical School, University of New South Wales , Sydney , Australia
7. Florence Nightingale Faculty of Nursing, Midwifery and Palliative Care, King’s College London , London , UK
8. Pediatric Gastroenterology Unit, Department of Maternal and Child Health, Sapienza University, Umberto I Hospital , Rome , Italy
9. Inflammatory Bowel Disease, Barts Health NHS Trust , London , UK
10. Nutrition & Dietetics, Guy’s & St. Thomas’s NHS Foundation Trust , London , UK
11. IBD Referral Center, Department of Gastroenterology, Careggi University Hospital , Florence , Italy
12. Gastroenterology Research Unit, Department of Experimental and Clinical Biochemical Sciences ‘Mario Serio’, University of Florence , Florence , Italy
13. Department of Gastroenterology and Hepatology, University Medical Center Groningen , Groningen , the Netherlands
14. Department of Gastroenterology and Hepatology, Royal Liverpool University Hospital , Liverpool , UK
15. Department of Gastroenterology, Dietetics and Internal Medicine, Poznań University of Medical Sciences , Poznań , Poland
16. Sackler Faculty of Medicine, Tel Aviv University , Tel Aviv , Israel
17. Karolinska Institute Danderyd Hospital , Stockholm , Sweden
18. Nutrition & Dietetics, Te Whatu Ora Waitaha Canterbury , Christchurch , New Zealand
19. Department of Medicine, University of Otago , Christchurch , New Zealand