title: The relation between fetal heart rate and Doppler flow velocity waveform A/B ratio.
authors.affiliation: Royal Maternity Hospital, Glasgow.
authors.forename: F M
authors.initials: FM
authors.lastname: Fairlie
authors.forename: J J
authors.initials: JJ
authors.lastname: Walker
authors.forename: G D
authors.initials: GD
authors.lastname: Lang
mesh_terms: D001783:Blood Flow Velocity; D005260:Female; D006340:Heart Rate, Fetal; D006801:Humans; D011247:Pregnancy; D014463:Ultrasonography; D014469:Umbilical Arteries / Q000502:physiology*