[1] University Hospital of Caen,Department of Neurosurgery
[2] Institut National de la Santé et de la Recherche Médicale,Physiopathology and Imaging of Neurological Disorders, Institut Blood and Brain @ Caen
[3] University of Caen Normandy,Normandie
[4] Hospices Civils de Lyon,Department of Neurosurgery
[5] University Hospital of Angers,Department of Neurosurgery
[6] University Hospital of Rennes,Department of Neurosurgery
[7] University of Paris Diderot,Department of Neurosurgery, Lariboisière Hospital
[8] University Hospital of Strasbourg,Department of Neurosurgery
[9] University Hospital of Brest,Department of Neurosurgery
[10] Rothschild Foundation Hospital,Department of Neurosurgery
[11] Rothschild Foundation Hospital,Department of Neuroradiology
[12] University Hospital of Rouen,Department of Neuroradiology
[13] University Hospital of Caen,Department of Neuroradiology
[14] University Hospital of Caen Normandy,Biostatistics and Clinical Research Unit
[15] CHU de Caen,Service de Neurochirurgie