[Clinical observations concerning the pathogenesis of chronic diseases of the middle ear].
D002781:Cholesteatoma / Q000209:etiology*; D002908:Chronic Disease; D004427:Ear Diseases / Q000209:etiology*; D004432:Ear, Middle; D006801:Humans
Observations cliniques concernant la pathogénèse des affections chroniques de l'oreille moyenne.