Affiliation: | (1) Department of Neurosurgery, Hôpital de la Pitié, Paris;(2) Department of Medecine, B. Hôpital Fontenoy (C.H.G.), Chartres;(3) Department of Neuropathology, Hôpital de la Pitié, Paris;(4) Department of Neuroradiology, Hôpital de la Pitié, Paris, France |