1. From the Department of Neurosurgery (F.P., M.D.B., F.D.), Department of Neuroradiology (C.B., L.D.), and Radiotherapy Unit (V.P.), Fondazione IRCCS Istituto Neurologico “C. Besta,” Via Celoria n.11, 20133 Milan, Italy; Department of Imaging and Radiation Therapy, Azienda Socio-sanitaria Territoriale di Lecco, Lecco, Italy (V.V.); Unit of Diagnostic and Interventional Radiology, IRCCS Istituto Ortopedico Galeazzi, Milan, Italy (L.M.S.); Department of Biomedical Sciences for Health, University of Milan,...