1. Department of Neurology, Hacettepe University Faculty of Medicine, Ankara, Turkey
2. Department of Neurology, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Korea
3. Stroke Service, Federal University of Bahia, Salvador, Brazil
4. Department of Neurology, On Dokuz Mayis University Faculty of Medicine, Samsun, Turkey
5. Post-Graduate Program in Health Sciences, Federal University of Bahia, Salvador, Brazil
6. A. A. Martinos Center for Biomedical Imaging, Department of Radiology, Massachusetts General Hospital, Harvard Medical School, Boston
7. Department of Neurology, Georg-August University of Göttingen, Göttingen, Germany
8. A. A. Martinos Center for Biomedical Imaging, Department of Radiology, Massachusetts General Hospital, Harvard Medical School, Boston8Stroke Service, Department of Neurology, Massachusetts General Hospital, Harvard Medical School, Boston