Case Record of MGH
Medulloblastoma Metastasizing to Subarachnoid Space, NEJM 295:5531976., , 1976
Brain Stem Tumors of Childhood & Adolescence
Am J Dis Child 119:465-472, Panitch,H.S.,et al, 1970
Ocular Tilt Reaction with Peripheral Vestibular Lesion
Ann Neurol 6:80-83, Helmagyi,G.M.,et al, 1979