title: [Cardiac arrhythmias].
authors.forename: O I
authors.initials: OI
authors.lastname: Iakhontova
authors.forename: L N
authors.initials: LN
authors.lastname: Valenkevich
authors.forename: Ia M
authors.initials: IaM
authors.lastname: Rutgaĭzer
mesh_terms: D001145:Arrhythmias, Cardiac / Q000175:diagnosis* / Q000209:etiology; D003937:Diagnosis, Differential; D004562:Electrocardiography; D006801:Humans