6 1 Department of Neurology, University of Duisburg-Essen, Germany 7 2 Clinical Neuropsychology Research Group, Hospital Munich-Bogenhausen, Munich, 8 Germany 9 3 Department of Neurosurgery, University of Duisburg-Essen, Germany 10 4 Department of Neurosurgery, Evangelisches Stift St. Martin, Koblenz, Germany 11 5 Department of Diagnostic and Interventional Radiology and Neuroradiology, 12 Univ...