Stroke volume/Body surface area.4 chamber:ArVol:Pt:Heart.ventricle.left:Qn:US.2D.mod.single-plane ellipse.calculated
stroke volume/body surface area.4 chamber:arvol:pt:heart.ventricle.left:qn:us.2d.mod.single-plane ellipse.calculated
LV Stroke index 4cham US.2D.MOD-SP-EL
lv stroke index 4cham us.2d.mod-sp-el