1. Department of Dermatology Zealand University Hospital Roskilde Denmark
2. Department of Clinical Immunology Zealand University Hospital Næstved Denmark
3. Danish Headache Center Department of Neurology Glostrup Research Institute Rigshospitalet Glostrup Glostrup Denmark
4. Department of Epidemiology Research Centre for Cancer Research Danish Cancer Society Statens Serum Institut Copenhagen Denmark
5. The Novo Nordisk Foundation Center for Protein Research Faculty of Health and Medical Sciences University of Copenhagen Copenhagen Denmark
6. Department of Clinical Immunology Odense University Hospital Odense Denmark
7. Department of Clinical Immunology Aalborg University Hospital Aalborg Denmark
8. Department of Clinical Immunology Aarhus University Hospital Aarhus Denmark
9. Statens Serum Institute Copenhagen Denmark
10. Department of Clinical Medicine Faculty of Health and Medical Science University of Copenhagen Copenhagen Denmark