1. Division of Neurology McMaster University/Population Health Research Institute Hamilton ON Canada
2. Department of Neurology Beth Israel Deaconess Medical Center Harvard Medical School Boston MA USA
3. Hemorrhagic Stroke Research Program Department of Neurology Massachusetts General Hospital Stroke Research Center Harvard Medical School Boston MA USA
4. Second Department of Neurology School of Medicine ‘Attikon’ University Hospital National and Kapodistrian University of Athens Athens Greece
5. Department of Neurology University of Tennessee Health Science Center Memphis TN USA
6. Department of Clinical Neurosciences and Hotchkiss Brain Institute University of Calgary CA Canada