1 Paediatric Pulmonology and Allergology Department, Hôpitaux pédiatriques de Nice CHU-Lenval, Nice, France.
2 Paediatric Radiology Department, Hôpitaux pédiatriques de Nice CHU-Lenval, Nice, France.
3 Paediatric Pulmonology and Allergology Department, Hôpitaux pédiatriques de Nice CHU-Lenval, Nice, France Université de Nice-Sophia Antipolis, Nice, France.