1. Neurology Service 2, Mazarin Division, Pitié-Salpêtrière Hospital; AP-HP; Sorbonne Universités, UPMC Univ Paris 06, UM 75; CNRS, UMR 7225; Inserm, U1127; ICM, F-75013; Paris France
2. Department of Neurology, Clinic of the University of Navarra; University of Navarra School of Medicine; Pamplona Spain
3. Neurosurgery Service; Pitié-Salpêtriére Hospital, AP-HP; Paris France
4. Neuropathology Service; Pitié-Salpêtriére Hospital, AP-HP; Paris France
5. Biostatistical Service; Clinical Research Unit, Pitié-Salpêtrière Hospital, AP-HP; Paris France