1. Section of Rhinology and Allergy, Department of Otorhinolaryngology, Head and Neck Surgery University Hospital Marburg, Philipps‐Universität Marburg Marburg Germany
2. Paediatric Pulmonology and Allergy Children's Doctor Service Heidelberg Germany
3. Medical Department, Clinical Development ALK‐Abelló Arzneimittel GmbH Hamburg Germany
4. ALK A/S, Research and Development, Translational Research, Immunology Hørsholm Denmark
5. Faculty of Medicine (and University Hospital) Carl Gustav Carus, Department of Otorhinolaryngology Head and Neck Surgery Technische Universität Dresden Dresden Germany