title: A scheme for the histopathological diagnosis of tumours of the nervous system during operations.
mesh_terms: D001706:Biopsy; D001932:Brain Neoplasms / Q000473:pathology*; D006801:Humans; D066298:In Vitro Techniques; D009380:Neoplasms, Nerve Tissue / Q000473:pathology*; D013120:Spinal Cord Neoplasms / Q000473:pathology*; D013194:Staining and Labeling