1. Department of Rehabilitation Medicine, International University of Health and Welfare School of Medicine, Narita, Japan
2. Department of Neurology, Graduate School of Medical Sciences, Kumamoto University, Kumamoto, Japan
3. Department of Neurology, Stroke Center, Tokyo Saiseikai Central Hospital, Tokyo, Japan
4. Department of Rehabilitation Medicine, Nishinomiya Kyoritsu Neurosurgical Hospital, Nishinomiya, Japan
5. Department of Stroke Medicine, Kawasaki Medical School, Kurashiki, Japan
6. Department of Cerebrovascular Medicine, National Cerebral and Cardiovascular Center, Osaka, Japan
7. Department of Neurosurgery, National Hospital Organization Kyoto Medical Center, Kyoto, Japan
8. Department of Neurosurgery, Kobe City Medical Center General Hospital, Kobe, Japan
9. Department of Neurology, The Jikei University School of Medicine, Tokyo, Japan
10. Division of Neurology, Department of Medicine, Jichi Medical University, Tochigi, Japan
11. Division of Rehabilitation Medicine, International University of Health and Welfare Narita Hospital, Narita, Japan
12. Division of Rehabilitation Medicine, Tokyo General Hospital, Tokyo, Japan
13. Stroke Center, Saiseikai Kumamoto Hospital, Kumamoto, Japan
14. Stroke Center, Division of Neurology and Gerontology, Department of Internal Medicine, Iwate Medical University School of Medicine, Morioka, Japan
15. Department of Rehabilitation Medicine, Nihon University School of Medicine, Tokyo, Japan
16. Department of Speech and Hearing Sciences, School of Health Sciences at Narita, International University of Health and Welfare, Narita, Japan
17. Chuzan Hospital, Okinawa City, Japan
18. Department of Neurosurgery, Iwate Medical University School of Medicine, Morioka, Japan