Affiliations

• ¹ Paediatric Allergy Group, Department of Women and Children's Health, King's College London, St Thomas' Hospital, London, United Kingdom; Paediatric Allergy Group, Peter Gorer Department of Immunobiology, School of Immunology & Microbial Sciences, King's College London, Guys' Hospital, London, United Kingdom; Children's Allergy Service, Evelina Children's Hospital, Guy's and St Thomas' Hospital NHS Foundation Trust, London, United Kingdom. Electronic address: Helen.Brough@gstt.nhs.uk.
• ² Department of Pediatrics, Gynecology and Obstetrics, Medical School of the University of Geneva, University Hospitals of Geneva, Geneva, Switzerland.
• ³ Unit of Pediatric Allergy and Pneumology, Children's Hospital La Fe, Institute of Health Research La Fe, Valencia, Spain.
• ⁴ St Peter's Hospital, Chertsey, United Kingdom.
• ⁵ Unit of Pediatric Allergy and Rheumatology, Department of Pediatrics, University Hospital of Lausanne, Lausanne, Switzerland.
• ⁶ L'altrastatistica srl, Consultancy & Training, Biostatistics Office, Rome, Italy.
• ⁷ Paediatric Allergy Group, Department of Women and Children's Health, King's College London, St Thomas' Hospital, London, United Kingdom; Paediatric Allergy Group, Peter Gorer Department of Immunobiology, School of Immunology & Microbial Sciences, King's College London, Guys' Hospital, London, United Kingdom; Children's Allergy Service, Evelina Children's Hospital, Guy's and St Thomas' Hospital NHS Foundation Trust, London, United Kingdom.
• ⁸ Paediatric Allergy Group, Department of Women and Children's Health, King's College London, St Thomas' Hospital, London, United Kingdom; Paediatric Allergy Group, Peter Gorer Department of Immunobiology, School of Immunology & Microbial Sciences, King's College London, Guys' Hospital, London, United Kingdom; Children's Allergy Service, Evelina Children's Hospital, Guy's and St Thomas' Hospital NHS Foundation Trust, London, United Kingdom; Asthma UK Centre in Allergic Mechanisms of Asthma, London, United Kingdom.