1. CH Roubaix, Department of Pediatrics Children's Hospital Roubaix France
2. CHU Lille, Pediatric Pulmonology and Allergy Department, Pôle Enfant Hôpital Jeanne de Flandre Lille France
3. Univ Lille ULR 2694: METRICS Lille France
4. Allergy‐Vigilance Network® Vandoeuvre‐les‐Nancy France
5. Medical Office Saint Maur des Fossés France
6. Paediatric Allergology Children's Medicine, CHRU Nancy France
7. Department of Paediatrics CHRU Namur Belgium
8. Allergology Department CH Durkheim Epinal France
9. Department of Pneumology and Allergology Strasbourg University Hospital Strasbourg France
10. Departement of Pediatrics Centre Hospitalier Intercommunal de Créteil Créteil France
11. Pediatric Pulmonology and Allergology Department, Pediatric Cystic Fibrosis Center Hôpital Femme Mère Enfant, Hospices Civils de Lyon Bron France
12. Allergopôle Clinique Saint‐Luc Namur Belgium