Affiliation: | 1. Department of Head & Neck Anesthesia, San Raffaele Scientific Institute, Milan, Italy;2. Department of Neuroradiology, Fondazione IRCCS Ca’ Granda Ospedale Maggiore Policlinico, Università degli Studi di Milano, Milan, Italy;3. Department of Neuroradiology, San Raffaele Scientific Institute, Milan, Italy;4. Department of Anesthesia and Intensive Care, San Raffaele Scientific Institute, Milan, Italy |