1. ZAUM - Center for Allergy and Environment; Technische Universität and Helmholtz Center Munich; Member of the German Center for Lung Research (DZL); Biedersteinerstraße 29 80802 Munich Germany
2. Department of Dermatology; Faculty of Medicine; University of Debrecen; Debrecen Hungary
3. Department of Dermatology and Allergy; Technische Universität Munich; Munich Germany
4. Departments of Dermatology, Venereology, Allergology and Immunology; Dessau Medical Center; Dessau Germany
5. Department of Dermatology and Allergology; University of Szeged; Szeged Hungary