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