1. Pediatric ENT Department, Hôpital Necker–Enfants Malades, Assistance Publique-Hôpitaux de Paris, Paris, France
2. Radiology Department, Hôpital Necker–Enfants Malades, APHP, Paris, France
3. Pediatric ENT Department, Hôpital Robert–Debré, APHP, Paris, France
4. Maxillofacial Surgery Department, Hôpital Necker–Enfants Malades, APHP, Paris, France