1. Department of Neurology, Medical Faculty, Heinrich-Heine-University, Düsseldorf, Germany
2. Department of Neurology, St. Josef-Hospital, Ruhr University, Bochum, Germany
3. Neurocure Clinical Research Center, Charité-Universitätsmedizin Berlin, Germany
4. Department of Neurology, Charité-Universitätsmedizin Berlin, Germany
5. Department of Neurology, Alfried Krupp Hospital, Essen, Germany
6. Division of Molecular Neuroimmunology, Department of Neurology, University of Heidelberg, Germany