1. Department of Pediatric Pulmonology and Allergology, University Hospital Necker-Enfants Malades, AP-HP, Université Paris Cité, Inserm UMR 1138, HeKA team, Centre de Recherche des Cordeliers, Paris, France
2. Department of Paediatrics/Paediatric Pulmonology, Radboud University Medical Centre, Amalia Children's Hospital, Nijmegen
3. Department of Paediatrics/Paediatric Respiratory Medicine and Allergology, Erasmus University Medical Centre – Sophia Children's Hospital, Rotterdam, The Netherlands