1. Department of Neurology, University Hospital of the Saarland, Homburg, Germany
2. Department of Neuroradiology, University Hospital of the Saarland, Homburg, Germany
3. Institute of Clinical Chemistry, Laboratory Medicine and Transfusion Medicine, Paracelsus Medical University, Nuremberg, Germany
4. Department of Neurology, Knappschaftsklinikum Saar, Püttlingen, Germany
5. Department of Neurology, Klinikum Saarbrücken, Saarbrücken, Germany
6. Department of Radiology, Klinikum Saarbrücken, Saarbrücken, Germany
7. Department of Neurology, Caritas-Klinikum Saarbrücken St Theresia, Saarbrücken, Germany
8. Medizinische Klinik, Kreiskrankenhaus St Ingbert, St Ingbert, Germany
9. Interdisciplinary Centre for Clinical Trials (IZKS), Mainz, Germany
10. Statistical Consultant, Ingelheim, Germany
11. Department of Neuroscience, Faculty of Medical Science, Postgraduate Medical Institute, Anglia Ruskin University, Chelmsford, Southend University Hospital, Southend-on-Sea, United Kingdom
12. Zweckverband für Rettungsdienst und Feuerwehralarmierung, Saar, Germany