1. Department of Fluid Dynamics and Technical Flows, University of Magdeburg, Universitaetsplatz 2, Magdeburg 39106, Germany e-mail:
2. Department of Biomedical Magnetic Resonance, University of Magdeburg, Leipziger Straße 44, Magdeburg 39120, Germany e-mail:
3. Department of Neuroradiology, University Hospital of Magdeburg, Leipziger Straße 44, Magdeburg 39120, Germany e-mail:
4. Department of Biomedical Magnetic Resonance, University of Magdeburg, Leipziger Straße 44, Magdeburg 39120, Germany
5. Leibniz Institute for Neurobiology, Brenneckestraße 6, Magdeburg 39118, Germany e-mail: