title: Heart rate variability.
authors.affiliation: Johns Hopkins Medical Institutions, Baltimore, Maryland, USA.
authors.forename: Kenneth C
authors.initials: KC
authors.lastname: Bilchick
authors.forename: Ronald D
authors.initials: RD
authors.lastname: Berger
mesh_terms: D000319:Adrenergic beta-Antagonists / Q000494:pharmacology / Q000627:therapeutic use; D002940:Circadian Rhythm; D015716:Electrocardiography, Ambulatory; D006333:Heart Failure / Q000188:drug therapy / Q000503:physiopathology*; D006339:Heart Rate / Q000187:drug effects / Q000502:physiology*; D006801:Humans; D019161:Hydroxymethylglutaryl-CoA Reductase Inhibitors / Q000494:pharmacology / Q000627:therapeutic use; D008955:Models, Cardiovascular; D009203:Myocardial Infarction / Q000188:drug therapy / Q000503:physiopathology*; D011379:Prognosis; D013997:Time Factors
chemical_list: D000319:Adrenergic beta-Antagonists; D019161:Hydroxymethylglutaryl-CoA Reductase Inhibitors