1. Center for Applied Genomics,
2. Division of Gastroenterology, Department of Pediatrics,
3. Department of Pediatrics and
4. Department of Human Genetics, McGill University, Montreal, Québec, CanadaH3H 1P3,
5. Department of Pediatrics, Emory University School of Medicine and Children's Health Care of Atlanta, Atlanta, GA, USA,
6. Unit of Gastroenterology, IRCCS-CSS Hospital, S. Giovanni Rotondo, Italy and
7. Unit of Gastroenterology, University Hospital Careggi, Florence, Italy, on behalf of SIGENP,
8. Medical Genetics Institute, Cedars Sinai Medical Center, Los Angeles, CA, USA,
9. Department of Paediatric Gastroenterology, Yorkhill Hospital, Glasgow, Scotland, UK,
10. The Hospital for Sick Children and
11. Department of Pediatrics, University of Messina, Messina, Italy,
12. Unit of Pediatrics, Università Politecnica delle Marche, Ancona, Italy,
13. Gastrointestinal Unit, Western General Hospital and
14. Department of Pediatrics, University of Utah School of Medicine and Primary Children's Medical Center, Salt Lake City, UT, USA,
15. Division of Gastroenterology, Cincinnati Children's Hospital Medical Center, Cincinnati, OH, USA and
16. Mount Sinai Hospital IBD group, Dr. Zane Cohen Digestive Diseases Clinical Research Centre, University of Toronto, Toronto, Ontario, Canada,
17. Division of Endocrinology, Department of Pediatrics and
18. Department of Pathology and Laboratory Medicine, The Children's Hospital of Philadelphia, Philadelphia, PA 19104, USA,
19. Child Life and Health, University of Edinburgh, Edinburgh, UK,
20. Department of Pediatrics, University of Pennsylvania, School of Medicine, Philadelphia, PA 19104, USA