preferred_name: isotope cardiac ventriculography at rest, feet down, global ejection fraction of left ventricle
preferred_name_lc: isotope cardiac ventriculography at rest, feet down, global ejection fraction of left ventricle
label: isotope cardiac ventriculography at rest, feet down, global ejection fraction of left ventricle
label_lc: isotope cardiac ventriculography at rest, feet down, global ejection fraction of left ventricle