1. Department of Immunology National Institute of Neuroscience, National Center of Neurology and Psychiatry Tokyo Japan
2. Department of Neurology Kyoto University Graduate School of Medicine Kyoto Japan
3. Multiple Sclerosis Center National Center of Neurology and Psychiatry Tokyo Japan
4. Department of Neurology National Center Hospital, National Center of Neurology and Psychiatry Tokyo Japan
5. Department of Neurology Kansai Medical University Medical Center Osaka Japan