1. Center for Allergy and Rhinology Wiesbaden Germany
2. Department of Clinical Immunology Wroclaw Medical University and ALL‐MED Medical Research Institute Wroclaw Poland
3. The European Academy of Allergy and Clinical Immunology Zurich Switzerland
4. Charité, Universitätsmedizin BerlinHumboldt‐Universität zu Berlin Berlin Germany
5. Department of Dermatology and Allergy Berlin Institute of HealthComprehensive Allergy Center Berlin Germany
6. University Hospital Montpellier Montpellier France
7. MACVIA‐France Montpellier France
8. Transylvania University Brasov Romania
9. Swiss Institute of Allergy and Asthma Research (SIAF) University of Zurich Davos Switzerland
10. Department of Otorhinolaryngology Cliniques Universitaires Saint‐Luc Brussels Belgium
11. Upper Airways Research Laboratory Department of Otorhinolaryngology Ghent University Ghent Belgium
12. Department of General Otorhinolaryngology, H&N Surgery Medical University of Graz Graz Austria
13. Unit of Allergic Diseases Hospital Regional Universitario de MálagaWAO Center or ExcellenceClinical Researcher of the Spanish Allergy Network ARADyAL Malaga Spain
14. Department of Otorhinolaryngology Eskisehir Osmangazi University Eskisehir Turkey
15. Skin and Allergy Hospital Helsinki University Hospital and University of Helsinki Helsinki Finland
16. Department of Otorhinolaryngology General Hospital of Chania Greece Greece
17. Department of Ophthalmology Selcuk University Faculty of Medicine Konya Turkey
18. Department of Otorhinolaryngology, Head and Neck Surgery University Hospital Charité Berlin Germany
19. Department of Otorhinolaryngology, Head and Neck Surgery University Medical Center Tübingen Germany
20. Technical University of MunichTUM School of MedicineKlinikum rechts der Isar Munich Germany
21. ENT Medicine Allergology, former medical informatics IMSIE University CologneDirector CRI‐Clinical Research International Ltd. Hamburg Germany
22. Department of Otorhinolaryngology, Head and Neck Surgery University Medical Center Mainz Germany
23. Upper Airways Research Laboratory ENT Dept Ghent University Hospital Ghent Belgium
24. International Airway Research Center Sun Yat‐sen UniversityFirst Affiliated Hospital Guangzou Guangzou China
25. Division of ENT Diseases CLINTECKarolinska Institute Stockholm Sweden
26. Department of ENT Diseases Karolinska University Hospital Stockholm Sweden
27. Department of Otorhinolaryngology Amsterdam University Medical Centers, location AMC Amsterdam The Netherlands