1. Service d'Allergologie, Hôpital Layné Mont‐De‐Marsan France
2. IDESP, UMR UA11 Univ Montpellier – INSERM Montpellier France
3. Allergy Unit Meyer Children's Hospital IRCCS Florence Italy
4. Department of Health Sciences University of Florence Florence Italy
5. Department of Pediatrics, Prince of Wales Hospital Chinese University of Hong Kong Shatin Hong Kong
6. Hong Kong Hub of Pediatric Excellence Chinese University of Hong Kong Shatin Hong Kong
7. Service de Pneumologie, Allergologie et Oncologie Thoracique, Hôpital Arnaud de Villeneuve University Hospital of Montpellier Montpellier France