Ejection fraction:VFr:Pt:Heart.ventricle.left:Qn:US.2D.A4C+Calc by single plane method of disks
ejection fraction:vfr:pt:heart.ventricle.left:qn:us.2d.a4c+calc by single plane method of disks
LV EF A4C MOD
lv ef a4c mod