Blood flow velocity.mean:Vel:Pt:Pulmonic valve^Fetus:Qn:US.doppler
blood flow velocity.mean:vel:pt:pulmonic valve^fetus:qn:us.doppler
Blood flow velocity.mean:Vel:Pt:Pulmonic valve^Fetus:Qn:US.doppler
blood flow velocity.mean:vel:pt:pulmonic valve^fetus:qn:us.doppler