1. Departments of Maxillofacial and Plastic Surgery; Necker Children Hospital; Assistance Publique-Hôpitaux de Paris; University Paris 5 Paris France
2. Department of Pathology; Necker Children Hospital; Assistance Publique-Hôpitaux de Paris; University Paris 5 Paris France
3. Department of Radiology; Necker Children Hospital; Assistance Publique-Hôpitaux de Paris; University Paris 5 Paris France
4. SIREDO Oncology Center; Université Paris Sciences and Lettres; Paris France
5. Department of Tumour Biology; Institut Curie; University Paris 5 Paris France