1. Department of Neurology, Taipei Veterans General Hospital, Taipei, Taiwan, ROC
2. Department of Neurology, Taichung Veterans General Hospital, Taichung, Taiwan, ROC
3. Radiology Department, Far-Eastern Memorial Hospital, New Taipei City, Taiwan, ROC
4. Neurology Department and Stroke Center, Far-Eastern Memorial Hospital, New Taipei City, Taiwan, ROC
5. Department of Radiology, Taipei Veterans General Hospital, Taipei, Taiwan, ROC
6. Department of Neurosurgery, Taipei Veterans General Hospital, Taipei, Taiwan, ROC
7. Neurology Department, Tri-Service General Hospital, Taipei, Taiwan, ROC
8. Department of Neurology, Linkou Chang Gung Memorial Hospital, Taoyuan, Taiwan, ROC
9. Department of Neurology and Stroke Center, National Taiwan University Hospital, Taipei, Taiwan, ROC