1. Department of Immunology and Transfusion Medicine Haukeland University Hospital Bergen Norway
2. Department of Global Public Health and Primary Care University of Bergen Bergen Norway
3. Department of War Surgery and Emergency Medicine Norwegian Armed Forces Medical Services Oslo Norway
4. Department of Microbiology Haukeland University Hospital Bergen Norway
5. Centre for Clinical Research Haukeland University Hospital Bergen Norway
6. Department of Clinical Sciences University of Bergen Bergen Norway
7. Department of Immunology and Transfusion Medicine Haugesund Hospital Haugesund Norway