Blood flow velocity.systolic.max:Vel:Pt:Umbilical artery.at fetus^Fetus:Qn:US.doppler
blood flow velocity.systolic.max:vel:pt:umbilical artery.at fetus^fetus:qn:us.doppler
Fet Umb a at fetus Vmax sys DOP
fet umb a at fetus vmax sys dop