1. Department of Experimental Neurology, Center for Stroke Research Berlin (CSB), Charité University Medicine, Berlin, Germany
2. Klinik und Hochschulambulanz für Neurologie, Charité University Medicine, Berlin, Germany
3. Physikalisch-Technische Bundesanstalt, Berlin, Germany
4. Department of Radiology, Charité University Medicine, Berlin, Germany
5. MR & CT Contrast Media Research, Bayer HealthCare Pharmaceuticals, Berlin, Germany
6. Excellence Cluster NeuroCure, Charité University Medicine, Berlin, Germany.