Ejection fraction:VFr:Pt:Heart.ventricle.left:Qn:US.3D.A4C+Calculated by biplane method
ejection fraction:vfr:pt:heart.ventricle.left:qn:us.3d.a4c+calculated by biplane method
LV EF US.3D.A4C+biplane method
lv ef us.3d.a4c+biplane method