title: [Variability in heart rhythm: approaches to mechanisms].
authors.forename: S A
authors.initials: SA
authors.lastname: Kotel'nikov
authors.forename: A D
authors.initials: AD
authors.lastname: Nozdrachev
authors.forename: M M
authors.initials: MM
authors.lastname: Odinak
authors.forename: E B
authors.initials: EB
authors.lastname: Shustov
authors.forename: I Iu
authors.initials: IIu
authors.lastname: Kovalenko
authors.forename: V Iu
authors.initials: VIu
authors.lastname: Davydenko
mesh_terms: D004562:Electrocardiography; D006339:Heart Rate / Q000502:physiology*; D006801:Humans