title: [Mechanisms of cardiac contraction in extrasystolic and auricular fibrillation].
mesh_terms: D001281:Atrial Fibrillation / Q000503:physiopathology*; D005117:Cardiac Complexes, Premature / Q000503:physiopathology*; D006321:Heart / Q000503:physiopathology*; D006801:Humans
vernacular_title: Mekhanizmy narusheniia serdechnogo sokrashcheniia pri ekstrasistolicheskoĭ i mertsatel'noĭ aritmii.