1. Department of Pathology, Copenhagen University Hospital - Herlev and Gentofte, Herlev, Denmark
2. Bioneer A/S, Hørsholm, Denmark
3. Department of Gastroenterology, Copenhagen University Hospital - Herlev and Gentofte, Herlev, Denmark
4. Department of Clinical Medicine, University of Copenhagen, Copenhagen, Denmark
5. The Pediatric Department, Copenhagen University Hospital - Amager and Hvidovre, Hvidovre, Denmark
6. Copenhagen Center for Inflammatory Bowel Disease in Children, Adolescents and Adults, Copenhagen University Hospital - Amager and Hvidovre, Hvidovre, Denmark