Study observation:Find:Pt:Heart.ventricle.right.outflow tract^Fetus:Nom:US
study observation:find:pt:heart.ventricle.right.outflow tract^fetus:nom:us
Study observation:Finding:To identify measures at a point in time:Heart.ventricle.right.outflow tract^Fetus:Nominal:Ultrasound
study observation:finding:to identify measures at a point in time:heart.ventricle.right.outflow tract^fetus:nominal:ultrasound