1. Section of Inflammation, Repair and Development, National Heart and Lung Institute Imperial College London London UK
2. Department of Paediatrics, Imperial College Healthcare NHS Trust London UK
3. Faculty of Medicine University of Southampton Southampton UK
4. The David Hide Asthma and Allergy Centre, St Mary's Hospital, Isle of Wight UK
5. Primary Care, Population Science and Medical Education, Faculty of Medicine University of Southampton Southampton UK
6. Department of Paediatric and Adolescent Medicine, Paediatric Pneumology, Allergology and Cystic Fibrosis, University Hospital Frankfurt Goethe‐University Frankfurt am Main Germany
7. Department of Clinical and Experimental Medicine, Section of Paediatrics University of Pisa Pisa Italy
8. Department of Child and Adolescent Health, Mater Dei Hospital Malta
9. Applied Psychology and Paediatrics and Child Health University College Cork Cork Ireland
10. Pediatric Allergy Unit. Vall d'Hebron University Hospital Barcelona Spain
11. ‘Growth and Development’ Research Group. Vall d'Hebron Institute of Research (VHIR) Barcelona Spain
12. Allergy Action St Albans UK
13. Department of Dermatology and Allergy Centre, Odense Research Centre for Anaphylaxis (ORCA) Odense University Hospital Odense Denmark
14. School of Psychology, College of Health and Life Sciences Aston University Birmingham UK
15. Department of Otorhinolaryngology, Head and Neck Surgery, Section of Rhinology and Allergy, University Hospital Marburg Philipps‐Universität Marburg Marburg Germany
16. Allergy Center, CUF Descobertas Hospital and CUF Tejo Hospital; CEDOC, Cardiovascular and Metabolic Pharmacology, iNOVA4Health, NOVA
17. Food Allergy Italia Italy
18. Department of Women and Children's Health (Paediatric Allergy, School of Life Course Sciences, Faculty of Life Sciences and Medicine, King's College London London UK
19. Peter Gorer Department of Immunobiology, School of Immunology and Microbial Sciences, King's College London London UK
20. Children's Allergy Service, Guy's and St Thomas' Hospital London UK
21. Asthma UK Centre in Allergic Mechanisms of Asthma London UK
22. Allergy Department, Hospital Infantil Universitario del Niño Jesús Madrid Spain
23. Nederlands Anafylaxis Netwerk—European Anaphylaxis Taskforce Dordrecht The Netherlands
24. NIHR Southampton Biomedical Research Centre University Hospital Southampton NHS Foundation Trust Southampton UK