End-systolic volume:Vol:Pt:Heart.ventricle.left:Qn:US.2D.mod
end-systolic volume:vol:pt:heart.ventricle.left:qn:us.2d.mod
End-systolic volume:Vol:Pt:Heart.ventricle.left:Qn:US.2D.mod
end-systolic volume:vol:pt:heart.ventricle.left:qn:us.2d.mod