title: [Use of endomyocardial biopsy for determining the etiology of atrioventricular conduction disorders].
mesh_terms: D000293:Adolescent; D000328:Adult; D001706:Biopsy / Q000379:methods; D002648:Child; D003937:Diagnosis, Differential; D006327:Heart Block / Q000175:diagnosis* / Q000209:etiology / Q000473:pathology; D006801:Humans; D008875:Middle Aged; D009206:Myocardium / Q000473:pathology*
vernacular_title: Primenenie éndomiokardial'noĭ biopsii dlia opredeleneiia étiologii narusheniĭ atrioventrikuliarnoĭ provodimosti.