1. Section of Gastroenterology, Medical Department Zealand University Hospital Køge Denmark
2. Department of Clinical Medicine Faculty of Health and Medical Sciences University of Copenhagen Copenhagen Denmark
3. Centre for Clinical Research and Prevention Frederiksberg and Bispebjerg Hospital Copenhagen Denmark
4. Center for Molecular Prediction of Inflammatory Bowel Disease Department of Clinical Medicine Aalborg University Aalborg Denmark
5. Department of Medical Gastroenterology and Hepatology Rigshospitalet Copenhagen Denmark