Intracranial Neoplasms and Paraneoplastic DisordersAdams & Victors Principles of Neurology, Chp 31, pg 639, Ropper, A.H.,et al, 2014
Brainstem Gliomas in Adults: Prognostic Factors and ClassificationBrain 124:2528-2539, Guillamo,J.-S.,et al, 2001