1. Department of Neurology, Otto-von-Guericke University, Magdeburg, Germany
2. Institute of Neuroradiology, Otto-von-Guericke University, Magdeburg, Germany
3. Institute of Neuropathology, Georg-August-University, Göttingen, Germany
4. Institute of Neuropathology, Otto-von-Guericke University, Magdeburg, Germany