1. Dipartimento Testa, Collo e Neuroscienze, Istituto Giannina Gaslini, 16147 Genoa, Italy
2. UOC Anatomia Patologica, Istituto Giannina Gaslini, 16147 Genoa, Italy
3. Division of Paediatric Neurooncology, German Cancer Research Center (DKFZ), Heidelberg 69120, Germany
4. CRO2 UMR_S911, Inserm, Aix-Marseille Université, 13385 Marseille, France
5. Epidemiologia, Biostatistica e Comitati, Istituto Giannina Gaslini, 16147 Genoa, Italy
6. Department of Paediatric Oncology, Haematology and Immunology, University of Heidelberg, Heidelberg, 69120 Heidelberg, Germany
7. Neuroradiologia Istituto Giannina Gaslini, 16147 Genoa, Italy
8. Laboratory Molecular Medicine, Translational Medicine Department, Istituto Giannina Gaslini, 16147 Genoa, Italy
9. APHM, Hôpital de la Timone, Service d'Anatomie Pathologique et de Neuropathologie, 13385 Marseille, France
10. Centro di Neuro-Oncologia, Istituto Giannina Gaslini, 16147 Genoa, Italy