1. Division of Neurology; Kobe University Graduate School of Medicine; Kobe Hyogo Japan
2. Department of Neurology; Kobe City Medical Center General Hospital; Kobe Hyogo Japan
3. Department of Neurology; Aomori Prefectural Central Hospital; Aomori Japan
4. Department of Neurology; National Hakone Hospital; Kanagawa Japan
5. Department of Neurology; Japanese Red Cross Ise Hospital; Ise Mie Japan
6. Department of Occupational Therapy; Sapporo Medical University School of Health Sciences; Sapporo Japan
7. Tohoku Medical and Pharmaceutical University Wakabayashi Hospital; Sendai Miyagi Japan
8. Sumitomo Dainippon Pharma Co., Ltd; Osaka Japan