title: Heterologous tympanoplasty.
mesh_terms: D000818:Animals; D001299:Audiometry; D002417:Cattle; D002781:Cholesteatoma / Q000601:surgery; D002908:Chronic Disease; D002921:Cicatrix; D004427:Ear Diseases / Q000601:surgery; D006801:Humans; D008722:Methods; D010033:Otitis Media / Q000601:surgery; D014183:Transplantation, Heterologous; D014432:Tympanic Membrane / Q000166:cytology / Q000637:transplantation*; D014433:Tympanoplasty; D014945:Wound Healing