1. Department of Psychology Royal Holloway University of London Egham UK
2. Novartis Pharma AG Basel Switzerland
3. Medical Faculty Department of Neurology Heinrich Heine University Düsseldorf Germany
4. COGITO Center for Applied Neurocognition and Neuropsychological Research Düsseldorf Germany
5. Neuropsychology and Behavioral Neurology Unit Division of Cognitive and Molecular Neuroscience University of Basel Switzerland
6. Department of Biostatistics University of Alabama Birmingham AL USA
7. Research Center for Clinical Neuroimmunology and Neuroscience Basel (RC2NB) and MS Center, Neurology, Departments of Head, Spine and Neuromedicine and Clinical Research University Hospital and University of Basel Spitalstrasse 2 Basel Schweiz 4031 Switzerland