1. Department of Neuropathology, University of Göttingen, Robert-Koch-Str. 40, 37075 Göttingen, Germany
2. Department of Geriatrics, Evangelisches Krankenhaus Göttingen-Weende, Göttingen, Germany
3. Department of Neurology, University of Göttingen, Robert-Koch-Str. 40, 37075 Göttingen, Germany