title: Analysis of fractional area change at various levels in the normal left ventricle.
authors.affiliation: Cardiology and Pathology Branches, National Heart, Lung, and Blood Institute, National Institutes of Health, Bethesda, Maryland 20892.
authors.forename: M J
authors.initials: MJ
authors.lastname: Domanski
authors.forename: R E
authors.initials: RE
authors.lastname: Cunnion
authors.forename: W C
authors.initials: WC
authors.lastname: Roberts
mesh_terms: D004452:Echocardiography; D006352:Heart Ventricles / Q000033:anatomy & histology / Q000000981:diagnostic imaging; D006801:Humans; D009200:Myocardial Contraction; D016277:Ventricular Function, Left