[1] Toulouse University hospital,Department of Otology, Otoneurology and Pediatric Otolaryngology, Pierre
[2] CHU de Toulouse,Paul Riquet Hospital
[3] Purpan,Neuro
[4] Institut Universitaire du Cancer de Toulouse-Oncopole,Surgery Department
[5] Purpan Hospital,Radiotherapy Department, Institut Claudius Regaud
[6] Pierre-Paul Riquet/Purpan University Hospital,Department of Neuroradiology