Pre ejection time:Time:Pt:Heart.ventricle.left:Qn:NI-ICG
pre ejection time:time:pt:heart.ventricle.left:qn:ni-icg
Pre ejection time:Time:Pt:Heart.ventricle.left:Qn:NI-ICG
pre ejection time:time:pt:heart.ventricle.left:qn:ni-icg