title: [Ultrasonic evaluation of the isovolumic relaxation time of the human fetal heart].
authors.forename: P B
authors.initials: PB
authors.lastname: Tsyv'ian
authors.forename: K V
authors.initials: KV
authors.lastname: Malkin
mesh_terms: D004452:Echocardiography / Q000706:statistics & numerical data; D015150:Echocardiography, Doppler / Q000706:statistics & numerical data; D005260:Female; D005317:Fetal Growth Retardation / Q000000981:diagnostic imaging / Q000503:physiopathology; D005318:Fetal Heart / Q000000981:diagnostic imaging* / Q000502:physiology; D005865:Gestational Age; D006801:Humans; D009200:Myocardial Contraction / Q000502:physiology*; D011247:Pregnancy; D016216:Ultrasonography, Prenatal / Q000706:statistics & numerical data