[Histological and histochemical studies on cholesteatoma epidermis].
D002781:Cholesteatoma / Q000201:enzymology*; D002908:Chronic Disease; D006651:Histocytochemistry; D006801:Humans; D010033:Otitis Media / Q000201:enzymology* / Q000473:pathology*; D013194:Staining and Labeling