title: Isovolumic relaxation time corrected for heart rate has a constant value from infancy to adolescence.
authors.affiliation: Department of Pediatric Cardiology, Charité Medical Center, Humboldt University, Berlin, Germany. lothar.schmitz@berlin.de
authors.forename: Lothar
authors.initials: L
authors.lastname: Schmitz
authors.forename: Martin B E
authors.initials: MB
authors.lastname: Schneider
authors.forename: Peter E
authors.initials: PE
authors.lastname: Lange
mesh_terms: D000293:Adolescent; D000367:Age Factors; D000375:Aging / Q000502:physiology*; D001021:Aortic Valve / Q000000981:diagnostic imaging / Q000502:physiology; D002648:Child; D002669:Child Welfare; D002675:Child, Preschool; D015150:Echocardiography, Doppler; D006339:Heart Rate / Q000502:physiology*; D006352:Heart Ventricles / Q000000981:diagnostic imaging; D006801:Humans; D007223:Infant; D007229:Infant Welfare; D008943:Mitral Valve / Q000000981:diagnostic imaging / Q000502:physiology; D009200:Myocardial Contraction / Q000502:physiology*; D015588:Observer Variation; D015203:Reproducibility of Results; D013995:Time; D016276:Ventricular Function