1. Pediatric Allergy and Clinical Immunology Department Hospital Sant Joan de Déu Barcelona Spain
2. Institut de Recerca Sant Joan de Déu Barcelona Spain
3. Section of Pediatrics Department of Clinical and Experimental Medicine University of Pisa Pisa Italy
4. Department of Clinical Immunology and Allergology I.M. Sechenov First Moscow State Medical University Moscow Russia
5. Allergy Unit Department of Pediatrics Meyer Children's University Hospital Florence Italy
6. Faculty of Medicine Transylvania University Brasov Romania
7. Swiss Institute of Allergy and Asthma Research (SIAF) University of Zurich Davos Switzerland
8. Allergy Unit CUF Porto Hospital & Institute Oporto Portugal
9. Faculty of Medicine Center for Health Technology and Services Research (CINTESIS) University of Porto Oporto Portugal
10. ISGlobal Barcelona Institute for Global Health Barcelona Spain
11. IMIM (Hospital del Mar Medical Research Institute) Barcelona Spain
12. Universitat Pompeu Fabra (UPF) Barcelona Spain
13. CIBER Epidemiología y Salud Pública (CIBERESP) Barcelona Spain
14. Allergy Unit & Asthma Center Borgo Roma Hospital University of Verona and General Hospital Verona Italy
15. Department of Virology Faculty of Veterinary Medicine University of Kirikkale Kirikkale Turkey
16. Division of Pediatric Allergy and Immunology Department of Pediatrics Faculty of Medicine University of Kirikkale Kirikkale Turkey
17. Department of Pediatric Allergy and Immunology Kanuni Sultan Suleyman Training and Research Hospital Istanbul Turkey
18. Department of Cardiovascular and Thoracic Sciences Fondazione Policlinico Universitario “A Gemelli” ‐ IRCCS University of the Sacred Heart Rome Italy
19. Charité Universitätsmedizin Berlin Humboldt‐Universität zu Berlin Berlin Germany
20. Department of Dermatology and Allergy Comprehensive Allergy Center Berlin Institute of Health Berlin Germany
21. MACVIA‑France Montpellier France
22. Institute of Pathophysiology and Allergy Research Center of Pathophysiology, Infectiology and Immunology Medical University of Vienna Vienna Austria
23. Public Health Research Center NOVA University of Lisbon Lisboa Portugal
24. Department of Allergy Marqués de Valdecilla University Hospital‐IDIVAL Santander Spain
25. Department of Respiratory Medicine and Allergology Institute for Clinical Science Skane University Hospital Lund University Lund Sweden
26. Department of Respiratory Medicine First Faculty of Medicine Charles University and Thomayer Hospital Prague Czech Republic
27. Department of Clinical Pharmacy and Pharmacology University Medical Center Groningen University of Groningen Groningen Netherlands
28. Allergy Unit IBIMA‐Regional University Hospital of Malaga UMA, RETICS ARADyAL BIONAND Malaga Spain
29. Division of Immunology and Allergy Food Allergy and Anaphylaxis Program The Hospital for Sick Children Toronto ON Canada
30. Translational Medicine Program Research Institute The Hospital for Sick Children Toronto ON Canada
31. Department of Immunology University of Toronto Toronto ON Canada
32. ZAUM ‐ Center of Allergy and Environment Technical University and Helmholtz Center Munich Munich Germany
33. Department of Otorhinolaryngology Amsterdam University Medical Centers Amsterdam The Netherlands
34. Department of Allergology Zhongnan Hospital of Wuhan University Wuhan China
35. Immuno‐Allergology Unit Hospital Centre of Luxembourg Luxembourg Luxembourg
36. National Heart and Lung Institute Imperial College London London UK
37. Department of Clinical Immunology Wrocław Medical University Wroclaw Poland
38. All‐MED” Medical Research Institute Wroclaw Poland
39. ENT Department General Hospital of Chania Greece Greece
40. Center for Rhinology and Allergology Wiesbaden Germany
41. Allergy Unit Hospital Universitario 12 de Octubre Madrid Spain
42. Division of Pulmonary and Critical Care Medicine Sean N. Parker Center for Allergy and Asthma Research at Stanford University Stanford University Stanford CA USA
43. Department of Immunology and Pathology Monash University Melbourne Vic. Australia
44. Department of Allergy, Immunology and Respiratory Medicine Central Clinical School Monash University and The Alfred Hospital Melbourne Vic. Australia
45. Department of Medicine and School of Microbiology APC Microbiome Ireland University College Cork Cork Ireland
46. Department of Otorhinolaryngology, Head and Neck Surgery Section of Rhinology and Allergy University Hospital Marburg Philipps‐Universität Marburg Marburg Germany
47. Department of Medicine Jagiellonian University Medical College Krakow Poland
48. Centre for Inflammation Research, Child Life and Health The University of Edinburgh Edinburgh UK
49. Christine Kühne ‐ Center for Allergy Research and Education (CK‐CARE) Davos Switzerland
50. Department of Otolaryngology Yong Loo Lin School of Medicine National University of Singapore Singapore Singapore
51. Department of Otolaryngology Head and Neck Surgery and Department of Allergy Beijing Tongren Hospital Beijing China
52. Department of Immunology and Oncology Centro Nacional de Biotecnología (CNB)‐CSIC Madrid Spain
53. McMaster Immunology Research Centre (MIRC) Department of Pathology and Molecular Medicine McMaster University Hamilton ON Canada
54. Faculty of Experimental Sciences Universidad Francisco de Vitoria Madrid Spain