Ejection fraction:VFr:Pt:Heart.ventricle.left:Qn:US.2D.A4C+Calculed by biplane method
ejection fraction:vfr:pt:heart.ventricle.left:qn:us.2d.a4c+calculed by biplane method
Ejection fraction:VFr:Pt:Heart.ventricle.left:Qn:US.2D.A4C+Calculed by biplane method
ejection fraction:vfr:pt:heart.ventricle.left:qn:us.2d.a4c+calculed by biplane method