1. Centre for Pancreatic Diseases, Department of Gastroenterology and HepatologyAalborg University Hospital Aalborg Denmark
2. Clinical InstituteAalborg University Aalborg Denmark
3. Department of Internal MedicineNorth Denmark Regional Hospital Hjørring Denmark
4. Department of GastroenterologyHvidovre University Hospital Copenhagen Denmark
5. Copenhagen University Hospital/Herlev, University of Copenhagen Copenhagen Denmark
6. Abdominalcenter KBispebjerg Hospital Copenhagen Denmark
7. Department of Clinical MedicineUniversity of Bergen Bergen Norway
8. Department of MedicineHaukeland University Hospital Bergen Norway
9. Department of SurgeryOslo University Hospital Oslo Norway
10. Centre for Digestive DiseasesKarolinska University Hospital Stockholm Sweden
11. Department of SurgeryLithuanian University of Health Sciences Kaunas Lithuania
12. Centre of Gastroenterology, Hepatology and NutritionPauls Stradiņš Clinical University Hospital Riga Latvia
13. Medical FacultySechenov First Moscow State Medical University Moscow Russia
14. Department of Gastroenterology and Alimentary Tract SurgeryTampere University Hospital Tampere Finland
15. Cancer Center, Faculty of Medicine and Heath TechnologyTampere University Tampere Finland