Cardiac output:VRat:Pt:Heart.ventricle:Qn:2D echo
cardiac output:vrat:pt:heart.ventricle:qn:2d echo
Cardiac output:Volume Rate:To identify measures at a point in time:Heart.ventricle:Quantitative:2D echo
cardiac output:volume rate:to identify measures at a point in time:heart.ventricle:quantitative:2d echo