title: Reference ranges and sources of variation for indices of pulsed Doppler flow velocity waveforms from the uteroplacental and fetal circulation.
authors.forename: P P
authors.initials: PP
authors.lastname: Fogarty
mesh_terms: D001783:Blood Flow Velocity; D005260:Female; D005333:Fetus / Q000502:physiology*; D006801:Humans; D010920:Placenta / Q000098:blood supply*; D011247:Pregnancy; D012016:Reference Values; D014463:Ultrasonography; D014599:Uterus / Q000098:blood supply*