title: Pulsed Doppler on a vaginal probe.
authors: T
authors: T
authors: Kiserud
mesh_terms: D004622:Embryo, Mammalian / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D011247:Pregnancy; D011261:Pregnancy Trimester, First; D011296:Prenatal Diagnosis / Q000379:methods*; D014463:Ultrasonography; D014621:Vagina