title: Ultrastructure of meningeal tumors induced in dogs with Rous sarcoma virus.
mesh_terms: D000818:Animals; D001358:Avian Sarcoma Viruses / Q000032:analysis* / Q000472:pathogenicity; D004285:Dogs; D008579:Meningioma / Q000473:pathology*; D008854:Microscopy, Electron