[1] Veneto Inst Oncol IRCCS, Dept Expt & Clin Oncol, Med Oncol 1, Padua, Italy
[2] AOU Careggi, Radiotherapy, Florence, Italy
[3] Azienda Osped Univ Pisana, Radiotherapy, Pisa, Italy
[4] Polytechinc Univ Marche Reg, Azienda Osped Univ, Med Oncol, Ancona, Italy
[5] Regina Elena Inst Canc Res, Neurooncol Unit, Rome, Italy
[6] Carlo Besta, Neurol, Milan, Italy
[7] Policlin Univ, Naples, Italy
[8] Saverio Bellis, Med Oncol, Castellana Grotte, Italy
[9] Catholic Univ Sacred Hearth, Radiat Oncol, Rome, Italy
[10] CRO Hosp, Radiotherapy, Aviano, Italy
[11] Hosp Rome, Umberto 1, Rome, Italy
[12] AOU Maggiore Carita, Dipartimento Oncol, Novara, Italy
[13] Azienda Osped, Policlin Bari, Bari, Italy
[14] Univ Milan, Neurosurg, Milan, Italy
[15] Osped Niguarda Ca Granda, Milan, Italy
[16] Azienda Osped, Reg San Carlo, Potenza, Italy
[17] Ist Sci Romagnolo Studio Cura Tumori IRST, Meldola, Italy
[18] Univ Turin, Turin, Italy
[19] City Hlth & Sci, Dept Neurooncol, Turin, Italy