1. Department of Neurology; Essen University Hospital; Essen Germany
2. Erwin L. Hahn Institute for MRI, University of Duisburg-Essen; Essen Germany
3. Department for Diagnostic and Interventional Radiology and Neuroradiology; Essen University Hospital, University of Duisburg-Essen; Essen Germany
4. Department of Neuroradiology; University Hospital of Giessen, Justus-Liebig-University of Giessen; Giessen Germany
5. Department of Neuroscience; Erasmus MC; Rotterdam The Netherlands
6. Department for Computer Science; University of Western Ontario; London Ontario Canada
7. The Netherlands Institute for Neuroscience, Royal Academy of Arts & Sciences; Amsterdam The Netherlands
8. Division of Medical Physics in Radiology; German Cancer Research Center; Heidelberg Germany