1. From the Second Department of Neurology (A.S., A.H.K., G.T.)
2. Stroke Unit, Metropolitan Hospital, Piraeus, Greece (A.S., O.K.)
3. Department of Neurology, University Hospital of Ioannina, School of Medicine, University of Ioannina, Greece (A.H.K.)
4. Department of Neurology, St. Josef-Hospital, Ruhr University, Bochum, Germany (A.K., C.K.)
5. Department of Neurology, St Vincent’s University Hospital, University College Dublin, Ireland (J.A.K.)
6. Department of Neurology, University Hospital Geneva and Medical School, Switzerland (R.S.)
7. Second Department of Internal Medicine (V.L.)
8. Second Department of Cardiology (S.D.), Attikon University Hospital, School of Medicine, National and Kapodistrian University of Athens, Greece
9. Division of Neurology, Yong Loo Lin School of Medicine, National University of Singapore, National University Hospital (V.K.S.)
10. Department of Clinical Neurosciences, University of Calgary, AB, Canada (A.M.D.)
11. Department of Neurology, University of Alberta, Edmonton, Canada (M.S.)
12. Vascular Neurology Research Foundation, Department of Neurology and Stroke Service, The Adelaide and Meath Hospital, Dublin, incorporating the National Children’s Hospital, Ireland (D.J.H.M.)
13. Irish Centre for Vascular Biology, Ireland (D.J.H.M.)
14. Department of Clinical Neurosciences, Royal Free Campus, UCL Institute of Neurology, London, United Kingdom (D.J.H.M.)
15. Academic Unit of Neurology, School of Medicine, Trinity College Dublin, Ireland (D.J.H.M.)
16. Department of Neurology, University of Tennessee Health Science Center, Memphis (G.T.).