title: [Measurement and importance of heart rate variability].
authors.affiliation: OYKS:n sisätautien klinikka, Oulu.
authors.forename: H V
authors.initials: HV
authors.lastname: Huikuri
authors.forename: J O
authors.initials: JO
authors.lastname: Valkama
authors.forename: M J
authors.initials: MJ
authors.lastname: Niemelä
authors.forename: K E
authors.initials: KE
authors.lastname: Airaksinen
mesh_terms: D001341:Autonomic Nervous System / Q000502:physiology; D004562:Electrocardiography / Q000379:methods; D006339:Heart Rate / Q000502:physiology; D006801:Humans; D009203:Myocardial Infarction / Q000503:physiopathology
vernacular_title: Sydämen sykevaihtelun mittaaminen ja merkitys.