1. MACVIA‐France, Fondation partenariale FMC VIA‐LR Montpellier France
2. INSERM U 1168, VIMA: Ageing and Chronic Diseases Epidemiological and Public Health ApproachesVillejuif France
3. UMR‐S 1168 Université Versailles St‐Quentin‐en‐Yvelines Montigny le Bretonneux France
4. Euforea Brussels Belgium
5. Comprehensive Allergy Center, Department of Dermatology and Allergy Charité – Universitätsmedizin Berlin Berlin Germany
6. RNSA (Réseau National de Surveillance Aérobiologique) Brussieu France
7. ISGlobal, Centre for Research in Environmental Epidemiology (CREAL) Barcelona Spain
8. CIBER Epidemiología y Salud Pública (CIBERESP) Barcelona Spain
9. Universitat Pompeu Fabra (UPF) Barcelona Spain
10. Epidemiology of Allergic and Respiratory Diseases Department Institute Pierre Louis of Epidemiology and Public Health, INSERM and Sorbonne Université, Medical School Saint Antoine Paris France
11. KYomed INNOV Montpellier France
12. Allergist La Rochelle France
13. EPAR U707 INSERM Paris and EPAR UMR‐S UPMC, Paris VI Paris France
14. Clinique des bronches, allergie et sommeil Hôpital Nord Marseille France
15. Service de pneumologie CHU et université d'Auvergne Clermont‐Ferrand France
16. Department of Respiratory Diseases Montpellier University Hospital Montpellier France
17. Laboratoire de Pharmacologie Respiratoire UPRES EA220 Université Versailles Saint‐Quentin, Université Paris Saclay, Hôpital Foch Suresnes France
18. Allergist Reims France
19. Allergology Department Centre de l'Asthme et des Allergies Hôpital d'Enfants Armand‐Trousseau (APHP) Paris France
20. IMIM (Hospital del Mar Research Institute) Barcelona Spain
21. CINTESIS, Center for Research in Health Technology and Information Systems Faculdade de Medicina da Universidade do Porto Porto Portugal
22. MEDIDA Lda Porto Portugal
23. Department of Oto‐Rhino‐Laryngology, Aerobiology and Pollen Information Research Unit Medical University of Vienna Vienna Austria