Blood velocity-time integral.systole:Len:Pt:Aortic valve:Qn:US.doppler
blood velocity-time integral.systole:len:pt:aortic valve:qn:us.doppler
Blood velocity-time integral.systole:Length:To identify measures at a point in time:Aortic valve:Quantitative:Ultrasound.doppler
blood velocity-time integral.systole:length:to identify measures at a point in time:aortic valve:quantitative:ultrasound.doppler