1. Department of Infectious Diseases, Copenhagen University Hospital, Hvidovre, Denmark;
2. Department of Clinical Microbiology, Copenhagen University Hospital, Hvidovre, Denmark;
3. Department of Molecular Diagnostics, Aalborg University Hospital, Aalborg, Denmark;
4. Department of Medical Gastroenterology, Aalborg University Hospital, Aalborg, Denmark;
5. Department of Medical Gastroenterology, Zealand University Hospital, Koege, Denmark;
6. Department of Clinical Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark;
7. Department of Gastroenterology, Herlev Hospital, Herlev, Denmark;
8. Department of Infectious Diseases, Herlev Hospital, Herlev, Denmark;
9. Department of Lung- and Infectious Diseases, North Zealand Hospital, Hilleroed, Denmark;
10. Department of Internal Medicine and Infectious Diseases, Zealand University Hospital, Roskilde, Denmark;
11. Department of Medical Gastroenterology and Hepatology, Copenhagen University Hospital, Rigshospitalet, Denmark;
12. Department of Gastroenterology, Copenhagen University Hospital, Hvidovre, Denmark;
13. Department of Infectious Diseases, Copenhagen University Hospital, Rigshospitalet, Denmark