1. Department of Nuclear Medicine, University Hospital Zurich/University of Zurich, Zürich, Switzerland
2. Department of Neurology, University Hospital Zurich/University of Zurich, Zurich, Switzerland
3. Department of Neuroradiology, University Hospital Zurich/University of Zurich, Zürich, Switzerland
4. Department of Neuropathology, University Hospital Zurich/University of Zurich, Zurich, Switzerland