1. Department of Neurosurgery; University Hospital Zurich; University of Zurich; Zurich Switzerland
2. Clinical Neuroscience Center; University Hospital Zurich; Zurich Switzerland
3. Department of Neuroradiology; University Hospital Zurich; University of Zurich; Zurich Switzerland
4. Department of Anesthesiology; University Health Network; University of Toronto; Toronto ON Canada
5. Department of Neurology; University Hospital Zurich; University of Zurich; Zurich Switzerland
6. Cereneo Center for Neurology and Rehabilitation; Vitznau Switzerland