1. Faculty of Medicine Transylvania University Brasov Romania
2. Institut de Recerca Sant Pau (IR SANT PAU) Barcelona Spain
3. Centro Cochrane Iberoamericano, Sant Antoni Maria Claret Barcelona Spain
4. Institute Desbrest of Epidemiology and Public Health University of Montpellier and INSERM Montpellier France
5. Centre of Bioclimatology University of Florence Florence Italy
6. Allergy and Clinical Immunology Unit San Giovanni di Dio Hospital Florence Italy
7. Imperial College London UK
8. Respiratory Disease Department Hospital Cardarelli Naples Italy
9. Medical School of Respiratory Allergy University of Naples Federico II Naples Italy
10. Department of Ecology, School of Biology, Faculty of Sciences Aristotle University of Thessaloniki Thessaloniki Greece
11. Department of Medical Sciences and Public Health University of Cagliari Monserrato Italy
12. Department of Allergy Hospital La Paz Institute for Health Research (IdiPAZ) Madrid Spain
13. Department of Botany, Ecology and Plant Physiology, International Campus of Excellence on Agrifood (ceiA3) University of Córdoba Córdoba Spain
14. Environmental Medicine, Faculty of Medicine University of Augsburg Augsburg Germany
15. Allergy Unit Meyer Children's Hospital IRCCS Florence Italy
16. Department of Health Sciences University of Florence Florence Italy
17. Faculty of Medicine University of Southampton Southampton UK
18. Occupational Medicine Division and Centre for Environmental & Occupational Health Research University of Cape Town Cape Town South Africa
19. Department of Environmental Health, Center for Climate, Health, and the Global Environment Climate and Population Studies, Harvard T.H. Chan School of Public Health Boston USA
20. Allergy and Clinical Immunology Unit, Second Pediatric Clinic National and Kapodistrian University of Athens Athens Greece
21. University of Manchester Manchester UK
22. Allergy Service, Fundación Jiménez Díaz Faculty of Medicine Universidad Autónoma de Madrid and CIBERES, Instituto Carlos III, Ministry of Science and Innovation Madrid Spain
23. Department of Environmental Medicine, Faculty of Medicine University of Augsburg Augsburg Germany
24. Institute of Environmental Medicine Helmholtz Center Munich ‐German Research Center for Environmental Health Augsburg Germany
25. Christine Kühne Center for Allergy Research and Education Davos Switzerland
26. Department of Occupational Diseases and Environmental Health Nofer Institute of Occupational Medicine Lodz Poland
27. MEDCIDS ‐ Department of Community Medicine, Information and Health Decision Sciences, Faculty of Medicine University of Porto Porto Portugal
28. Centro de Investigación en Salud Pública y Epidemiología Clínica (CISPEC), Facultad de Ciencias de la Salud Eugenio Espejo Universidad UTE Quito Ecuador
29. Centro de Investigación Biomédica en Red de Epidemiología y Salud Pública (CIBERESP) Madrid Spain
30. Department of Clinical Immunology Wrocław Medical University, and ALL‐MED Medical Research Institute Wroclaw Poland
31. Swiss Institute of Allergy and Asthma Research (SIAF) University Zurich Davos Switzerland