1. Department of Infectious Diseases, Aalborg University Hospital, Aalborg, Denmark
2. Department of Clinical Medicine, Aalborg University, Aalborg, Denmark
3. Department of Medicine, Division of Gastroenterology, University of California San Francisco, San Francisco, CA, USA
4. Department of Clinical Microbiology, Aalborg University Hospital, Aalborg, Denmark
5. Department of Gastroenterology, Aalborg University Hospital, Aalborg, Denmark
6. Department of Clinical Medicine, Center for Molecular Prediction of Inflammatory Bowel Disease, PREDICT, Aalborg University, Aalborg, Denmark