Resistivity index:VelRto:Pt:Umbilical artery.between fetus and placenta^Fetus:Qn:US.doppler
resistivity index:velrto:pt:umbilical artery.between fetus and placenta^fetus:qn:us.doppler
Fetal Umbilical artery between fetus and placenta Resistivity index US.doppler
fetal umbilical artery between fetus and placenta resistivity index us.doppler