1. Department of Clinical Immunology Zealand University Hospital Køge Denmark
2. Department of Science and Environment Roskilde University Roskilde Denmark
3. Department of Epidemiology Research Statens Serum Institut Copenhagen Denmark
4. Danish Cancer Society Research Center Copenhagen Denmark
5. Centre for Clinical Research and Prevention Bispebjerg and Frederiksberg Hospital Frederiksberg Denmark
6. National Institute of Public Health University of Southern Denmark Copenhagen Denmark
7. Department of Clinical Immunology Aarhus University Hospital Aarhus Denmark
8. Department of Clinical Immunology Aalborg University Hospital Aalborg Denmark
9. Department of Clinical Immunology Copenhagen University Hospital Rigshospitalet Copenhagen Denmark
10. Department of Clinical Medicine University of Copenhagen Copenhagen Denmark
11. Department of Clinical Immunology Odense University Hospital Odense Denmark
12. Department of Haematology Copenhagen University Hospital Rigshospitalet Copenhagen Denmark