Vena contracta diameter.diastole:Len:Pt:Aortic valve:Qn:US.2D+doppler
vena contracta diameter.diastole:len:pt:aortic valve:qn:us.2d+doppler
Vena contracta diameter.diastole:Length:To identify measures at a point in time:Aortic valve:Quantitative:Ultrasound.2D+doppler
vena contracta diameter.diastole:length:to identify measures at a point in time:aortic valve:quantitative:ultrasound.2d+doppler