1. Department of Dermatology and Allergy, Allergy Clinic Copenhagen University Hospital Herlev and Gentofte Herlev Denmark
2. Department of Dermatology and Allergy Copenhagen University Hospital Herlev and Gentofte Herlev Denmark
3. Department of Dermatology and Allergy, National Allergy Research Centre Copenhagen University Hospital Herlev and Gentofte Herlev Denmark