1. Institute of Neuropathology; University Medical Center Göttingen; Göttingen Germany
2. Neuroscience Research Center, University of Costa Rica; San José Costa Rica
3. Institute of Neuropathology; Hospital Bremen Mitte; Bremen Germany
4. Institute of Neuropathology; University Hospital Magdeburg; Magdeburg Germany
5. Institute of Clinical Neuroimmunology; Ludwig-Maximilians-University; Munich Germany
6. Department of Haematology-Oncology, University Medical Center Göttingen, Göttingen, Germany; University Medical Center Göttingen; Göttingen Germany
7. Department of Neurosurgery; University Medical Center Göttingen; Göttingen Germany
8. Clinic for Neurology, University Hospital Zürich; Zürich Switzerland
9. Institute of Neuropathology; University Hospital Zürich; Zürich Switzerland
10. Institute of Neuropathology; University Hospital Basel; Basel Switzerland
11. Institute of Neuropathology; University Hospital Hamburg-Eppendorf; Hamburg Germany
12. Department of Neuropathology; Institute of Pathology, University Medical Center Hannover; Hannover Germany
13. Institute of Neuropathology; Heinrich Heine University; Düsseldorf Germany
14. Department of Neuropathology; University Medical Center Leipzig; Leipzig Germany
15. Institute of Pathology; University Medical Center Göttingen; Göttingen Germany