1 Allergy Unit, Meyer Children's Hospital IRCCS, Florence, Italy.
2 Department of Health Sciences, University of Florence, Florence, Italy.
3 Department of Pediatric Allergy & Immunology, Acibadem University School of Medicine, Istanbul, Turkey.
4 Transylvania University, Brasov, Romania.
5 Swiss Institute of Allergy and Asthma Research (SIAF), University Zurich, Davos, Switzerland.
6 NOVA National School of Public Health, Public Health Research Centre, Universidade NOVA de Lisboa, Lisbon, Portugal.
7 CTI Clinical Trial and Consulting Services, Inc., Lisbon, Portugal.
8 School of Medicine, University CEU San Pablo, Madrid, Spain.
9 Department of Clinical and Experimental Medicine, Section of Pediatrics, University of Pisa, Pisa, Italy.
10 Department of Allergy, La Paz University Hospital, Madrid, Spain.
11 Allergy Unit, Hospital Regional Universitario de Málaga, Málaga, Spain.
12 Allergy Research Group, Instituto de Investigación Biomédica de Málaga-IBIMA, Málaga, Spain.
13 Personalized Medicine, Asthma and Allergy - IRCCS Humanitas Research Hospital, Milan, Italy.
14 Department of Biomedical Sciences - Humanitas University, Milan, Italy.
15 Department of Clinical Immunology, Wroclaw Medical University, Wroclaw, Poland.
16 ALL-MED Medical Research Institute PL-53-201, Wroclaw, Poland.
17 Division of Allergy and Clinical Immunology, Department of Internal Medicine, Faculty of Medicine, Istanbul University, Istanbul, Turkey.
18 Institute of Allergology, Charité - Universitätsmedizin Berlin, Berlin, Germany.
19 Allergology and Immunology, Fraunhofer Institute for Translational Medicine and Pharmacology ITMP, Berlin, Germany.
20 Department of Allergy, Hospital Universitario 12 de Octubre, Madrid, Spain.
21 Instituto de Investigación Sanitaria, Hospital 12 de Octubre, Madrid, Spain.
22 Department of Infection and Immunity, Luxembourg Institute of Health (LIH), Esch-sur-Alzette, Luxembourg.
23 Department of Dermatology and Allergy Center, Odense Research Center for Anaphylaxis (ORCA), University of Southern Denmark, Odense, Denmark.
24 Krefting Research Centre, Department of Internal Medicine, Universityof Gothenburg, Gothenburg, Sweden.
25 Department of Women and Children's Health (Pediatric Allergy), School of Life Course Sciences, Faculty of Life Sciences and Medicine, King's College London, London, UK.
26 Peter Gorer Department of Immunobiology, School of Immunology and Microbial Sciences, King's College London, London, UK.
27 Children's Allergy Service, Evelina London Children's Hospital, Guy's and St Thomas' Hospital, London, UK.
28 Child Life and Health, Centre for Inflammation Research, The University of Edinburgh, Edinburgh, UK.
29 Institute of Laboratory Medicine, Philipps University Marburg, Marburg, Germany.
30 Universities of Giessen and Marburg Lung Center, German Center for Lung Research (DZL), Marburg, Germany.
31 Center for Allergy Research and Education (CK-CARE), Davos, Switzerland.
32 Department of Allergy, Guy's and St Thomas' Foundation Trust, London, UK.
33 Section of Allergology and Clinical Immunology, Department of Internal Medicine, Erasmus Medical Center, Rotterdam, The Netherlands.
34 Department of Medical Sciences and Public Health, University of Cagliari, Cagliari, Italy.
35 Allergy, Immunology and Rheumatology Division, Department of Paediatrics, Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore.