1. Neuro-Oncology Unit, “Regina Elena” National Cancer Institute, Rome - Italy
2. Clinical Pathology Unit, “Regina Elena” National Cancer Institute, Rome - Italy
3. Service of Neuroradiology, “Regina Elena” National Cancer Institute, Rome - Italy
4. Division of Medical Oncology, “Regina Elena” National Cancer Institute, Rome - Italy
5. Neuropathology Unit, “Regina Elena” National Cancer Institute, Rome - Italy
6. Biostatistic Unit, “Regina Elena” National Cancer Institute, Rome - Italy
7. Division of Radiotherapy, “Regina Elena” National Cancer Institute, Rome - Italy
8. Division of Neurosurgery, “Regina Elena” National Cancer Institute, Rome - Italy