title: Basic principles of Doppler ultrasound as applied in obstetrics.
authors.affiliation: University of Missouri-Kansas City, School of Medicine.
authors.forename: D
authors.initials: D
authors.lastname: Maulik
mesh_terms: D001783:Blood Flow Velocity; D015150:Echocardiography, Doppler; D005260:Female; D005323:Fetal Monitoring; D005583:Fourier Analysis; D006439:Hemodynamics; D006801:Humans; D011247:Pregnancy; D014463:Ultrasonography / Q000295:instrumentation / Q000379:methods*