1. Department of Neurology, Stroke Center, University of Versailles and Saint Quentin en Yvelines, Foch Hospital, Suresnes, France
2. Department of Interventional Neuroradiology, Rothschild Foundation, Paris, France
3. Department of Neuroradiology, University Hospital Güi-de-Chauliac, Hospital Center University of Montpellier, Montpellier, France
4. Department of Diagnostic and Therapeutic Neuroradiology, University Hospital of Nantes, Thorax Institute, INSERM 1087, CNRS, UNIV Nantes, Nantes, Pays de la Loire, France
5. Department of Diagnostic and Interventional Neuroradiology, University Hospital of Limoges, Limoges, France
6. Bicêtre Hospital, Department of Interventional Neuroradiology, Le Kremlin-Bicêtre, France
7. Department of Diagnostic and Interventional Neuroradiology, University Hospital of Bordeaux, Bordeaux, France
8. Department of Neuroradiology, Pitié-Salpêtrière Hospital, Paris, France
9. Department of Diagnostic and Interventional Neuroradiology, University Hospital of Rennes, Rennes, France
10. Department of Neuroradiology, Lariboisière Hospital, Paris, France
11. Department of Diagnostic and Therapeutic Neuroradiology, University of Versailles and Saint Quentin en Yvelines, Foch Hospital, Suresnes, France
12. University of Lorraine, CHRU-Nancy, Department of Diagnostic and Therapeutic Neuroradiology, F-54000 Nancy, France and University of Lorraine, IADI, INSERM U1254, F-54000 Nancy, France
13. University of Lille, CHU Lille, ULR 2694 - METRICS: Assessment of Health Technologies and Medical Practices, F-59000 Lille, France
14. for the ASTER2 Trial Investigators