1. Division of Population Medicine Neuadd Meirionnydd; School of Medicine; Cardiff University; Cardiff UK
2. Evidence-Based Health Care Ltd; Edinburgh UK
3. Department of Pediatrics; Allergy Unit; University of Messina; Messina Italy
4. Molecular Allergology and Immunomodulation-Department of Pediatric Pneumology and Immunology; Charité Medical University; Berlin Germany
5. Allergy Department; Hospital Clínico San Carlos; IdISSC; Madrid Spain
6. Department of Women and Child Health; Food Allergy Referral Centre Veneto Region; Padua General University Hospital; Padua Italy
7. The David Hide Asthma and Allergy Research Centre; St Mary's Hospital, Newport; Isle of WIght UK
8. NIHR Respiratory Biomedial Research Unit and Faculty of Medicine; University of Southampton; Southampton UK
9. Swiss Institute for Allergy and Asthma Research; Davos Platz Switzerland
10. Paediatric Allergy and Clinical Immunology Section; Hospital Sant Joan de Déu; Universitat de Barcelona; Barcelona Spain
11. Pediatric Pneumology and Immunology; Charité Universitätsmedizin; Berlin Germany
12. Icahn School of Medicine at Mount Sinai; New York NY USA
13. Department of Dermatology and Allergy Centre; Odense University Hospital; Odense Denmark
14. Department of Pediatrics; School of Medicine; University of North Carolina at Chapel Hill; Chapel Hill NC USA
15. Department of Paediatric Allergy; Division of Asthma, Allergy and Lung Biology; MRC & Asthma Centre in Allergic Mechanisms of Asthma; King's College London; St Thomas NHS Foundation Trust; London UK
16. Department of Allergy; Clinical Research Center for Allergy & Rheumatology; Sagamihara National Hospital; Sagamihara Kanagawa Japan
17. University Hospitals of Geneva and Medical School of the University of Geneva; Geneva Switzerland
18. Department of Immunology and Department of Dermatology & Allergology; University Medical Center; Utrecht The Netherlands
19. Skin and Allergy Hospital; Helsinki University Hospital; Helsinki Finland
20. Department of Pediatrics; Division of Immunology, Allergy and Rheumatology; Stanford University; Stanford CA USA
21. Swiss Institute of Allergy and Asthma Research (SIAF); University of Zurich; Davos Switzerland
22. Department of Allergy; 2nd Pediatric Clinic; University of Athens; Athens Greece
23. Department of Allergy Clinic; Copenhagen University Hospital; Gentofte Denmark
24. Department of Pediatric Allergist; Koç University Hospital; İstanbul Turkey
25. World Allergy Organization (WAO); Mount Sinai Hospital NY, USA
26. Department of Paediatric Allergy; Division of Asthma, Allergy and Lung Biology; King's College London; Guy's and St Thomas’ Hospital NHS Foundation Trust; London UK
27. Department of Otorhinolaryngology; Academic Medical Center; Amsterdam The Netherlands
28. Nederlands Anafylaxis Netwerk - European Anaphylaxis Taskforce; Dordrecht The Netherlands
29. Allergy and Respiratory Research Group; Centre of Medical Informatics; Usher Institute of Population Health Sciences and Informatics; The University of Edinburgh; Edinburgh UK