title: [Contractice capacity of the myocardium in patients with auricular fibrillation before and after electroimpulse therapy].
mesh_terms: D001281:Atrial Fibrillation / Q000503:physiopathology* / Q000628:therapy; D004554:Electric Countershock; D006321:Heart / Q000503:physiopathology*; D006801:Humans; D012214:Rheumatic Heart Disease / Q000503:physiopathology
vernacular_title: Sokratitel'naia sposobnost' miokarda u bol'nykh s mertsatel'noĭ aritmiei do i posle elektroimpul'snoi terapii.