1 From the Department of Interventional Neuroradiology (A.G.), Erasme University Hospital, Brussels, Belgium; Department of Medicine (R.F.), Division of Neurology, Ottawa Hospital, Ottawa Hospital Research Institute, and University of Ottawa, Ottawa, Ontario, Canada. adrienguenego@gmail.com.
2 From the Department of Interventional Neuroradiology (A.G.), Erasme University Hospital, Brussels, Belgium; Department of Medicine (R.F.), Division of Neurology, Ottawa Hospital, Ottawa Hospital Research Institute, and University of Ottawa, Ottawa, Ontario, Canada.