1. Allergy Unit, Département de Pneumologie et Addictologie; Hôpital Arnaud de Villeneuve, CHRU de Montpellier; Montpellier France
2. Sorbonnes Universités, UPMC; UMR-S 1136; IPLESP; Equipe EPAR; Paris France
3. Kyomed; Montpellier France
4. Medical Communications Consultant; MedScript Ltd; Dundalk Co Louth Ireland
5. MACVIA-France; Contre les Maladies Chroniques pour un VIeillissement Actif en France European Innovation Partnership on Active and Healthy Ageing Reference Site; Montpellier France
6. Comprehensive Allergy-Centre-Charité; Department of Dermatology and Allergy, Charité; Universitätsmedizin Berlin; Berlin Germany
7. Global Allergy and Asthma European Network (GA2LEN); Berlin Germany
8. Peercode DV; Amsterdam The Netherlands
9. Department of Otorhinolaryngology; Academic Medical Centre; Amsterdam The Netherlands
10. Center for Health Technology and Services Research, CINTESIS, Faculdade de Medicina; Universidade do Porto; Porto Portugal
11. Allergy Unit; CUF Porto Instituto & Hospital; Porto Portugal
12. Skin and Allergy Hospital; Helsinki University Hospital; Helsinki Finland
13. Institute of Social Medicine; Epidemiology and Health Economics, Charité; Universitätsmedizin Berlin; Berlin Germany
14. Institute for Clinical Epidemiology and Biometry; University of Wuerzburg; Wuerzburg Germany
15. Division of Internal Medicine, Asthma and Allergy; Barlicki University Hospital; Medical University of Lodz; Lodz Poland
16. Clinical & Experimental Respiratory Immunoallergy; ENT Department; Hospital Clínic; IDIBAPS; Universitat de Barcelona; Barcelona Spain
17. Center for Pediatrics and Child Health; Institute of Human Development; Royal Manchester Children's Hospital; University of Manchester; Manchester UK
18. Allergy Department, 2 Pediatric Clinic; Athens General Children's Hospital “P&A Kyriakou”; University of Athens; Athens Greece
19. Allergy and Respiratory Diseases; IRCCS San Martino Hospital-IST-University of Genoa; Genoa Italy
20. Department of Prevention of Environmental Hazards and Allergology; Medical University of Warsaw; Warsaw Poland
21. Department of ENT; Medical University of Graz; Graz Austria
22. Vilnius University Clinic of Children's Diseases and Public Health Institute; Vilnius, Lithuania, European Academy of Paediatrics (EAP/UEMS-SP); Brussels Belgium
23. Sachs’ Children and Youth Hospital; Södersjukhuset Stockholm
24. Institute of Environmental Medicine; Karolinska Institutet; Stockholm Sweden
25. INSERM; VIMA: Ageing and Chronic Diseases, Epidemiological and Public Health Approaches; U1168; Paris France
26. UVSQ, UMR-S 1168; Université Versailles St-Quentin-en-Yvelines; Paris France