Affiliation: | 1. Division of Allergology, Paul‐Ehrlich‐Institut, Langen, Germany;2. Department of Biopolymers, University of Bayreuth, Bayreuth, Germany;3. Centre for Dermatology and Allergology, Kantonsspital Luzern, Luzern, Switzerland;4. Department of Dermatology, University Hospital Zurich, Zurich, Switzerland;5. Allergy and Asthma Center Westend, Berlin, Germany;6. Department of Dermatology, Venereology and Allergology, University of Leipzig, Leipzig, Germany |