title: Increased myocardial ischemia during supine compared to erect exercise demonstrated by thallium-201 myocardial perfusion imaging.
mesh_terms: D000368:Aged; D003327:Coronary Disease / Q000000981:diagnostic imaging*; D004562:Electrocardiography; D005080:Exercise Test; D005260:Female; D006321:Heart / Q000000981:diagnostic imaging*; D006801:Humans; D011187:Posture; D011868:Radioisotopes; D011877:Radionuclide Imaging; D013793:Thallium
chemical_list: D011868:Radioisotopes; D013793:Thallium