^aDepartment of Neurology, Boston Medical Center, Boston University School of Medicine, Boston, MA, USA

^bDepartment of Radiology, Boston Medical Center, Boston University School of Medicine, Boston, MA, USA

^cDepartment of Radiation Oncology, Boston Medical Center, Boston University School of Medicine, Boston, MA, USA

^dDepartment of Stroke Neurology, National Hospital Organization, Osaka National Hospital, Osaka, Japan

^eDepartment of Neurology, International Clinical Research Center, St. Anne’s University Hospital and Faculty of Medicine, Masaryk University, Brno, Czech Republic

^fDepartment of Neurology, Alexandria University, Alexandria, Egypt

^g2nd Department of Neurology, Institute of Psychiatry and Neurology, Warsaw, Poland

^hDivision of Neurology, Dept. Medicine, University of British Columbia, Vancouver, BC, Canada

ⁱDepartment of Stroke Medicine, Charing Cross Hospital, Imperial College Healthcare NHS Trust, London, UK

^jDepartment of Neurology, Rhode Island Hospital, Brown University, Providence, RI, USA

^kDepartment of Neurology, Cooper University, Camden, NJ, USA

^lDepartment of Neurology, Hospital de Santa Maria, North Lisbon University Hospital Center (CHULN), Lisbon, Portugal

^mNeurology Department, Leuven University Hospital, Leuven, Belgium

ⁿDepartment of Neurology, University of Tennessee Health Science Center, Memphis, TN, USA

^oDepartment of Neurology, University of Colorado School of Medicine, Aurora, CO, USA

^pDepartment of Neurology St George’s University Hospital, London, UK

^qDepartment of Neurosciences, Lausanne University Hospital, Lausanne, Switzerland

^rDepartment of Neurology, Egas Moniz Hospital, West Lisbon Hospital Center (CHLO), Lisbon, Portugal

^sDepartment of Neurology, University of Pittsburgh Medical Center, Pittsburgh, PA, USA