title: Spinal subarachnoid seeding from glioblastoma multiforme of the brain stem--report of three autopsy cases.
mesh_terms: D001932:Brain Neoplasms / Q000473:pathology*; D001933:Brain Stem; D002675:Child, Preschool; D005909:Glioblastoma / Q000556:secondary*; D006801:Humans; D008297:Male; D013120:Spinal Cord Neoplasms / Q000556:secondary*