1. Department of Neurology, UniversitätsMedizin Mannheim, University of Heidelberg, Theodor-Kutzer-Ufer 1-3, 68167 Mannheim, Germany
2. Department of Neurology, UniversitätsMedizin Mannheim, University of Heidelberg, Mannheim, Germany
3. Department of Neuroradiology, UniversitätsMedizin Mannheim, University of Heidelberg, Mannheim, Germany