1. Department of Neurology, Nippon Medical School, Japan
2. Department of Neurology and Stroke Medicine, Tokyo Metropolitan Tama Medical Center, Japan
3. Department of Neurology, The Jikei University School of Medicine, Japan
4. Department of Stroke Medicine, Kawasaki Medical School, Japan
5. Department of Stroke Medicine, Institute of Brain and Blood Vessels, Mihara Memorial Hospital, Japan
6. Department of Cerebrovascular Medicine, NTT Medical Center Tokyo, Japan
7. Department of Neurology, Kobe City Medical Center General Hospital, Japan
8. Department of Neurosurgery, Nippon Medical School Chiba Hokusoh Hospital, Japan
9. Department of Neurology, Nippon Medical School Chiba Hokusoh Hospital, Japan
10. Department of Neurology, Kitamurayama Hospital, Japan
11. Department of Neurology, Hokuto Hospital, Japan
12. Division of Neurology, Department of Medicine, Jichi Medical University Hospital, Japan
13. Department of Stroke Medicine, Kawasaki Medical School General Medical Center, Japan
14. Department of Stroke Medicine, Japanese Red Cross Okayama Hospital, Japan
15. Department of Neurology, Brain Attack Center Ota Memorial Hospital, Japan
16. Department of Stroke Medicine, Kurashiki Heisei Hospital, Japan
17. Department of Neurology, Fuji City General Hospital, Japan
18. Department of Neurology, Graduate School of Medical Sciences, Kumamoto University, Japan
19. Department of Neurology, Heisei-Tateishi Hospital, Japan
20. Department of Neuro-pathophysiological Imaging, Graduate School of Medicine, Nippon Medical School, Japan
21. Department of Neurological Surgery, Nippon Medical School Musashi-Kosugi Hospital, Japan
22. Department of Neurology, Yokohama Rosai Hospital, Japan
23. Department of Neurology, Shioda Hospital, Japan
24. Department of Neurology, Nippon Medical School Tama Nagayama Hospital, Japan
25. Department of Neurology, The Jikei University Kashiwa Hospital, Japan
26. Department of Neurology, Omuta Tenryo Hospital, Japan
27. Department of Cerebrovascular Medicine, Steel Memorial Yawata Hospital, Japan