title: [Atrial flutter and fibrillation (several urgent questions)].
mesh_terms: D000818:Animals; D001281:Atrial Fibrillation / Q000209:etiology* / Q000503:physiopathology; D001282:Atrial Flutter / Q000209:etiology* / Q000503:physiopathology; D009202:Cardiomyopathies / Q000150:complications; D004594:Electrophysiology; D006321:Heart / Q000503:physiopathology; D006329:Heart Conduction System / Q000503:physiopathology; D006801:Humans; D012306:Risk; D012849:Sinoatrial Node / Q000503:physiopathology
vernacular_title: Fibrilliatsiia i trepatanie predserdiĭ (nekotorye aktual'nye voprosy).