title: Doppler ultrasound studies: do they have a place in clinical obstetrics?
authors: I
authors: I
authors: Stabile
authors: J G
authors: JG
authors: Grudzinskas
mesh_terms: D005260:Female; D006801:Humans; D011247:Pregnancy; D011248:Pregnancy Complications / Q000000981:diagnostic imaging; D016216:Ultrasonography, Prenatal / Q000706:statistics & numerical data*