1. Stroke Service, Mater University Hospital and University College Dublin, Ireland (P.J.K.).
2. Health Research Board Stroke Clinical Trials Network Ireland (P.J.K.).
3. KU Leuven – University of Leuven, Department of Neurosciences, Experimental Neurology, Belgium (R.L.).
4. VIB, Center for Brain & Disease Research, Laboratory of Neurobiology, Leuven, Belgium (R.L.).
5. Department of Neurology, University Hospitals Leuven, Belgium (R.L.).
6. Second Department of Neurology, “Attikon” University Hospital, National & Kapodistrian University of Athens, Greece (G.T.).