1. Department of Neurology, RKU–University and Rehabilitation Hospitals Ulm, University of Ulm, Ulm, Germany
2. Department of Neurology, University Hospital, Technische Universität Dresden, Dresden, Germany
3. Department of Neurology, Universitätsklinikum Augsburg, Augsburg, Germany
4. Department of Neurology, University of Heidelberg, Heidelberg, Germany
5. Department of Neurology, Klinikum Kassel, Kassel, Germany
6. Department of Neurology, University of Leipzig, Leipzig, Germany
7. Klinikum Saalekreis, Merseburg, Germany
8. Department of Neurology, University of Tübingen, Tübingen, Germany
9. Department of Neurology, University of Erlangen, Erlangen, Germany
10. Department of Neurology and Neurointensive Care, Klinikum Darmstadt, Darmstadt, Germany
11. Department of Neurology and Center for Stroke Research Berlin, Charité–Universitätsmedizin Berlin, Berlin, Germany
12. Department of Neurology, Johanna-Etienne-Krankenhaus Neuss, Neuss, Germany
13. Department of Neurosurgery, Charité–Universitätsmedizin Berlin, Berlin, Germany
14. Center for Stroke Research Berlin, Charité–Universitätsmedizin Berlin, Berlin, Germany
15. Institute of Statistics, University of Ulm, Ulm, Germany
16. Institute for Clinical Epidemiology and Biometry, Comprehensive Heart Failure Centre, University of Würzburg, Würzburg, Germany
17. Clinical Trial Center, University Hospital Würzburg, Würzburg, Germany
18. Department of Neurology, Ostalb-Klinikum Aalen, Aalen, Germany