1. Institute for Genetics, Institute for Pathology, University of Cologne, 50931 Cologne, Germany
2. Department of Neuroimmunology, Brain Research Institute, University of Vienna, 1090 Vienna, Austria
3. Department of Neuroimmunology, Max-Planck-Institute for Neurobiology, 82152 Martinsried, Germany
4. Department of Neuropathology, Institute for Pathology, University of Cologne, 50931 Cologne, Germany
5. Department of Neuropathology, University of Bonn, 53105 Bonn, Germany
6. Department of Neurology, University of Bonn, 53105 Bonn, Germany
7. Netherlands Brain Bank, 1105 AZ Amsterdam, The Netherlands