1. Neuro-Imaging and Neuro-Interventional (NINT) Unit, Azienda Ospedaliera e Universitaria Senese, Policlinico Santa Maria alle Scotte, Siena - Italy
2. Ophthalmology Unit, Referral Center for Retinoblastoma, University of Siena, Siena - Italy
3. Radiology Unit, University of Siena, Siena - Italy