title: A Doppler echocardiographic examination of the normal aortic valve and left ventricular outflow tract.
authors.affiliation: Cardiology Division, Milton S. Hershey Medical Center, Pennsylvania State University College of Medicine, Hershey.
authors.forename: W R
authors.initials: WR
authors.lastname: Davidson
authors.forename: M J
authors.initials: MJ
authors.lastname: Pasquale
authors.forename: C
authors.initials: C
authors.lastname: Fanelli
mesh_terms: D000328:Adult; D001021:Aortic Valve / Q000033:anatomy & histology* / Q000502:physiology; D002302:Cardiac Output; D015150:Echocardiography, Doppler; D005260:Female; D006352:Heart Ventricles / Q000033:anatomy & histology*; D006439:Hemodynamics; D006801:Humans; D008297:Male; D012016:Reference Values; D013318:Stroke Volume; D013815:Thermodilution; D016276:Ventricular Function