Blood flow velocity.systole.max:Vel:Pt:Pulmonary vein.left lower:Qn:US.doppler
blood flow velocity.systole.max:vel:pt:pulmonary vein.left lower:qn:us.doppler
Pulmonary vein - left lower Maximum blood flow velocity during systole by US.doppler
pulmonary vein - left lower maximum blood flow velocity during systole by us.doppler