Wall segment:Prid:Pt:Heart.ventricle.left:Nom:US
wall segment:prid:pt:heart.ventricle.left:nom:us
Wall segment:Presence or Identity:To identify measures at a point in time:Heart.ventricle.left:Nominal:Ultrasound
wall segment:presence or identity:to identify measures at a point in time:heart.ventricle.left:nominal:ultrasound