title: Cholesteatoma of the middle ear: An ultrastructural study.
mesh_terms: D002781:Cholesteatoma / Q000150:complications / Q000503:physiopathology / Q000648:ultrastructure*; D004427:Ear Diseases / Q000150:complications / Q000473:pathology* / Q000503:physiopathology; D004432:Ear, Middle / Q000098:blood supply / Q000648:ultrastructure*; D004848:Epithelium / Q000648:ultrastructure; D006801:Humans; D010033:Otitis Media / Q000209:etiology; D014432:Tympanic Membrane / Q000473:pathology