[1] Univ Cologne, Dept Gen Neurosurg, Ctr Neurosug, Kerpener Str 62, D-50937 Cologne, Germany
[2] Univ Hosp, Dept Neurol, Zurich, Switzerland
[3] Univ Zurich, Zurich, Switzerland
[4] Timone Univ Hosp, Dept Funct & Stereotact Neurosurg & Radiosurg, Marseille, France
[5] Univ Bergen, Bergen Univ Hosp, Dept Neurosurg, Bergen, Norway
[6] Univ Bergen, Fac Med & Dent, Dept Clin Med, Bergen, Norway
[7] Univ Hosp Heidelberg, Dept Neuropathol, Heidelberg, Germany
[8] Manchester Univ Hosp NHS Fdn Trust, Manchester Ctr Genom Med, Manchester, Lancs, England
[9] Manchester Univ Hosp NHS Fdn Trust, NW Lab Genet Hub, Manchester, Lancs, England
[10] Free Univ Brussels, Erasmus Hosp, Dept Neurosurg, Brussels, Belgium
[11] Univ Complutense Madrid, Univ Hosp San Carlos, Dept Neurosurg, Madrid, Spain
[12] Univ Hosp San Carlos, CyberKnife Ctr, Genesiscare Madrid, Madrid, Spain
[13] IRCCS San Raffaele Sci Inst, Dept Neuroradiol, Milan, Italy
[14] Univ Vita Salute San Raffaele, Milan, Italy
[15] Cambridge Univ Hosp NHS Fdn Trust, Cambridge Skull Base Unit, Cambridge, England
[16] Pitie Salpetriere Grp Hosp, AP HP, Unit Otol Auditory implants & Skull Base Surg, Dept Otolaryngol, Paris, France
[17] Neurol Inst Carlo Best, Unit Radiotherapy, Milan, Italy
[18] Univ Hosp Heidelberg, Neurol Clin, Heidelberg, Germany
[19] Univ Hosp Heidelberg, Natl Ctr Tumor Dis, Heidelberg, Germany
[20] Univ Munich, Ludwig Maximilians Univ, Dept Neurosurg, Munich, Germany
[21] Univ Munich, DKTK Partner Site, Munich, Germany