1. Stroke Service; Massachusetts General Hospital; Boston MA
2. Post-Graduate Program in Health Sciences (PPgCS); Federal University of Bahia; Brazil
3. A.A. Martinos Center for Biomedical Imaging, Department of Radiology; Massachusetts General Hospital; Boston MA
4. McMaster University/Population Health Research Institute; Canada
5. Department of Neurology, Chung-Ang University Hospital, College of Medicine; Chung-Ang University; Seoul Korea
6. Department of Neurology, Samsung Medical Center; Sungkyunkwan University School of Medicien; Seoul Korea