1. Department of Medicine, University of Thessaly, Larissa, Greece
2. Comprehensive Stroke Center, Department of Neurology, Tel-Aviv Medical Center, Sackler Faculty of Medicine, Tel-Aviv University, Tel-Aviv, Israel
3. Stroke Unit, Department of Cardiovascular Medicine, Santa Maria della Misericordia Hospital, University of Perugia, Perugia, Italy
4. University of Copenhagen and Bispebjerg Hospital, Copenhagen, Denmark
5. Department of Neurology, University Hospital Brussels, Center for Neurosciences Vrije Universiteit Brussel (VUB), Brussels, Belgium
6. Department of Neurology, UMCG, Groningen, The Netherlands
7. Department of Neurology, University Hospital Essen, University Duisburg-Essen, Essen, Germany
8. Department of Neurology and Stroke Centre, Neurosciences Area – IdiPAZ (Health Research Institute), La Paz University Hospital, Autónoma University of Madrid, Madrid, Spain
9. Department of Neurosciences, Hospital Santa Maria, University of Lisbon, Lisbon, Portugal
10. Division of Medical Sciences, University of Oxford, Oxford, UK
11. Neurology Department, Klinikum Ludwigshafen, Ludwigshafen, Germany
12. Neurointensive Care Unit, Department of Neurosurgery, University Hospital Zurich, Zurich, Switzerland
13. INSERM U1171, University of Lille, Lille, France
14. Department of Neurology, Oslo University Hospital, Oslo, Norway
15. Department of Neurology and Psychiatry, Hospital Policlinico Umberto I, Sapienza University of Rome, Rome, Italy
16. Department of Neurology, Sainte-Anne Hospital, Paris, France
17. Department of Neurology and Neurosurgery, Brain Center Rudolf Magnus, University Medical Center Utrecht, Utrecht, The Netherlands
18. Department of Neurology, Karolinska University Hospital, Stockholm, Sweden
19. Department of Neurology, Klinikum Frankfurt Höchst, Frankfurt, Germany
20. Department of Neurology, Heidelberg University, Heidelberg, Germany