Stroke volume:Vol:Pt:Heart.ventricle.left:Qn:US.M-mode+Calculated by cube method
stroke volume:vol:pt:heart.ventricle.left:qn:us.m-mode+calculated by cube method
Stroke volume:Vol:Pt:Heart.ventricle.left:Qn:US.M-mode+Calculated by cube method
stroke volume:vol:pt:heart.ventricle.left:qn:us.m-mode+calculated by cube method