1. Department of Neuroradiology, Interventional Neuroradiology Division, San Raffaele Hospital, Vita-Salute San Raffaele University, Milan, Italy
2. Department of Neurosurgery, San Raffaele Hospital, Vita-Salute San Raffaele University, Milan, Italy
3. Institute of Radiological Sciences, Fondazione Policlinico Universitario A. Gemelli, IRCCS Catholic University of Rome, Rome, Italy
4. Department of Neurosurgery Fondazione Policlinico Universitario A. Gemelli, IRCCS Catholic University of Rome, Rome, Italy
5. Department of Anesthesia and Critical Care Medicine Fondazione Policlinico Universitario A.Gemelli IRCCS Catholic University of Rome, Rome, Italy
6. Institute of Neurosurgery, Department of Neurosciences, Biomedicine and Movement Sciences, University of Verona, Verona, Italy
7. Anesthesia and Intensive Care A, Integrated University Hospital, Verona, Italy
8. Department of Anesthesia, Critical Care and Emergency, Spedali Civili University Hospital, Brescia, Italy
9. Department of Medical and Surgical Specialties, Radiological Sciences and Public Health, University of Brescia, Brescia, Italy
10. Department of Neuroradiology Spedali Civili University Hospital, Brescia, Italy
11. Department of Radiology, SS Annunziata Hospital, Taranto, Italy
12. Department of Critical Care, SS Annunziata Hospital, Taranto, Italy
13. Department of Neuroradiology, Vito-Fazzi Hospital, Lecce, Italy
14. Department of Anaesthesia and Critical Care, Vito-Fazzi Hospital, Lecce, Italy
15. Department of Anesthesia and Intensive Care, Parma University Hospital, Italy
16. Department of Neurosurgery, IRCCS Institute of Neurological Sciences “Bellaria”, Bologna, Italy
17. Department of Neuroradiology, IRCCS Institute of Neurological Sciences “Bellaria”, Bologna, Italy
18. Department of Neurosurgery, Papa Giovanni XXIII Hospital, Bergamo, Italy
19. , School of Medicine, Vita-Salute San Raffaele University, Milan, Italy
20. Department of Neurocritical Care San Raffaele University Hospital, Milan, Italy