title: Cardiac imaging--diminished resting left ventricular ejection fraction.
mesh_terms: D002302:Cardiac Output; D009202:Cardiomyopathies / Q000000981:diagnostic imaging*; D004912:Erythrocytes; D006801:Humans; D008297:Male; D008875:Middle Aged; D011877:Radionuclide Imaging; D013318:Stroke Volume; D013667:Technetium
chemical_list: D013667:Technetium