[1
]Immunoallergology Unit Careggi University Hospital Florence Italy
[2
]Transylvania University Brasov Romania
[3
]Swiss Institute of Allergy and Asthma Research (SIAF) University Zurich Davos Switzerland
[4
]Ankara University School of Medicine Department of Chest Disease Division of Immunology
and Allergy Ankara Turkey
[5
]Department of Respiratory Medicine and Allergy Karolinska University Hospital Huddinge
and Department of Medicine Huddinge, Karolinska Institutet Stockholm Sweden
[6
]Centre for Allergy Research Karolinska Institutet Stockholm Sweden
[7
]Universitätsmedizin Berlin Humboldt‐Universität zu Berlin, and Berlin Institute of
Health Comprehensive Allergy Center Department of Dermatology and Allergy Charité
Berlin Germany
[8
]MACVIA‐France, Montpellier, and CHU Monpellier Montpellier France
[9
]Department of Immunology University Hospital Zurich Zurich Switzerland
[10
]Faculty of Medicine University of Zurich Zurich Switzerland
[11
]Technical University of Munich TUM School of Medicine Klinikumrechts der Isar Department
of Otolaryngology and Center for Allergy and Environment Munich Germany
[12
]Guy’s and St Thomas’ NHS Foundation Trust, Westminster Bridge Road, London, United
KingdomKing’s College LondonSchool of Life Course Sciences & School of Immunology
& Microbial Sciences King’s Health Partners London United Kingdom
[13
]Allergy Unit 2 <sup>nd</sup> Department of Dermatology and Venereology National University
of Athens Medical School University General Hospital ‘ATTIKON” Athens Greece
[14
]Department of Pediatric Allergy and Pneumology Medical University of Warsaw Warsaw
Poland
[15
]Department of Medical Sciences and Public Health University of Cagliari Monserrato
Italy
[16
]Department of Clinical Immunology Wroclaw Medical University ALL‐MED Medical Research
Institute Wrocław PolandWroclaw Poland
[17
]Department of Allergy Inflammation Center Helsinki University Hospital and Helsinki
University Helsinki Finland
[18
]Centre for Rhinology and Allergy Wiesbaden Germany
[19
]Department of Medicine Beth Israel Deaconess Medical Center Harvard Medical School
Boston Massachusetts USA
[20
]Translational Medicine Program Peter Gilgan Centre for Research and Learning Hospital
for Sick Children Toronto Ontario Canada
[21
]Department of Immunology and Allergy Medical University of Lodz Lodz Poland
[22
]Department of Biochemistry and Molecular Biology Chemistry School Complutense University
of Madrid Madrid Spain
[23
]Department of Otorhinolaryngology, Head and Neck Surgery Section of Rhinology and
Allergy University Hospital Marburg Philipps‐Universität Marburg Marburg Germany
[24
]Department of Internal Diseases Allergology & Clinical Immunology Medical University
of Silesia Katowice Poland
[25
]Institute of Pathophysiology and Allergy Research Center of Pathophysiology, Infectiology
and Immunology Medical University of Vienna Vienna Austria
[26
]Division of Immunology and Allergy Food Allergy and Anaphylaxis Program The Hospital
for Sick Children Departments of Paediatrics and Immunology University of Toronto
Toronto ON Canada
[27
]Department of Immunology University of Toronto Toronto ON Canada