title: A comparison of two commonly used stress testing protocols in patients with documented coronary artery disease.
mesh_terms: D000328:Adult; D000790:Angiocardiography; D003327:Coronary Disease / Q000175:diagnosis*; D004562:Electrocardiography; D005080:Exercise Test / Q000379:methods*; D006321:Heart / Q000000981:diagnostic imaging; D006801:Humans; D008875:Middle Aged; D011446:Prospective Studies; D011877:Radionuclide Imaging