1. Division of Asthma, Allergy and Lung Biology; King's College London; London UK
2. Allergy Department; 2nd Pediatric Clinic; National and Kapodistrian University of Athens; Athens Greece
3. Department of Paediatric Allergy; Cambridge University Hospitals NHS Foundation Trust; Cambridge UK
4. Department of Allergy; Hospital Infantil Universitario Niño Jesús; Madrid Spain
5. Department of Pediatric Allergy and Immunology; Adnan Menderes University; Aydın Turkey
6. Allergy and Clinical Immunology Department; Hospital Sant Joan de Déu; Universitat de Barcelona; Barcelona Spain
7. Belgrade, Serbia, and Medical Faculty; University Children's Hospital; University of Belgrade; Belgrade Serbia
8. “Arabkir” Joint Medical Centre; Institute of Child and Adolescent Health; Ministry of Health of Armenia; Yerevan Armenia
9. Department of Pediatric Pneumology and Immunology; University Hospital, Charité; Berlin Germany
10. Division of Asthma, Allergy and Lung Biology; Department of Paediatric Allergy; King's College London; Guy's and St. Thomas’ Hospitals NHS Foundation Trust; London UK
11. Section of Allergology; Department of Internal Medicine; Erasmus Medical Center; Rotterdam The Netherlands
12. Hans Christian Andersen Children's Hospital; Odense University Hospital; Odense Denmark
13. Paediatrics and Child Health; University College Cork; Cork Ireland
14. Independent Advisor to Life Science Companies and Institutions; Copenhagen Denmark
15. Allergy Centre; Tampere University Hospital; Tampere Finland
16. Portuguese College of Paediatricians; Portuguese Society for Pediatric Allergology; Porto Portugal
17. Institute of Environmental Medicine; Karolinska Institutet; Sachs’ Children's Hospital; Stockholm Sweden
18. Department of Woman and Child Health; Food Allergy Centre; Padua University Hospital; Padua Italy
19. Pediatric Pulmonology & Allergy Unit; Children's Hospital La Fe; Valencia Spain
20. Allergy Unit; Department of Pediatrics; University of Messina; Messina Italy
21. Klausrose Consulting Pediatric Drug Development & More; Riehen Switzerland
22. Child Health; NEFI-National Institute for Health Development; Budapest Hungary
23. Paediatric Allergy; School of Medicine; Koc University; Istanbul Turkey
24. Allergy Unit; Department of Dermatology; University Hospital of Zurich; Zurich Switzerland
25. Department of Lung Diseases and Clinical Allergology; Terveystalo Allergy Clinic; University of Turku; Turku Finland
26. Department of Environmental Medicine; Karolinska Institutet; Centre for Clinical Research Sörmland; Uppsala University; Eskilstuna Sweden
27. Department of Child and Adolescent; University Hospital of Geneva; Geneva Switzerland
28. Children's Allergy Service; GSTT Foundation Trust; London UK