title: Heart rate variability and cardiac failure.
authors.forename: F
authors.initials: F
authors.lastname: Lombardi
authors.forename: A
authors.initials: A
authors.lastname: Mortara
mesh_terms: D001341:Autonomic Nervous System / Q000503:physiopathology; D016757:Death, Sudden, Cardiac / Q000209:etiology; D004562:Electrocardiography; D006333:Heart Failure / Q000503:physiopathology*; D006339:Heart Rate; D006801:Humans; D011379:Prognosis; D012306:Risk; D012815:Signal Processing, Computer-Assisted