1. Department of Medicine and Geriatrics Glostrup Amager and Hvidovre Hospital Glostrup Denmark
2. Department of Hematology Zealand University Hospital Roskilde Denmark
3. Department of Dermatology and Allergy Centre Odense University Hospital University of Southern Denmark Odense Denmark
4. Department of Dermatology Zealand University Hospital Roskilde Denmark
5. Department of Virus and Special Diagnostics Statens Serum Institut Copenhagen S Denmark
6. Department of Science and Environment Roskilde University Roskilde Denmark
7. Department of Infectious Diseases Zealand University Hospital Roskilde Denmark