[1] IRCCS Ist Sci Romagnolo Studio & Cura Tumori IRST, Meldola, Italy
[2] IRCCS IRST Cesena, Dept Oncol, Cesena, Italy
[3] Bufalini Hosp, Cesena, Italy
[4] Bufalini Hosp, Dept Neurosurg, Cesena, Italy
[5] AUSL Cesena Bufalini Hosp, Dept Human Pathol, Cesena, Italy
[6] Infermi Hosp, Neuroradiol Unit, Rimini, Italy
[7] Santa Maria delle Croci Hosp, Neuroradiol Unit, Ravenna, Italy
[8] Ist Sci Romagnolo Studio & Cura Tumori IRST IRCCS, Dept Med Oncol, Cesena, Italy