title: Noninvasive cardiac diagnosis (first of three parts).
mesh_terms: D004452:Echocardiography / Q000379:methods*; D004562:Electrocardiography / Q000379:methods*; D005080:Exercise Test; D006321:Heart; D006801:Humans; D008954:Models, Biological; D011877:Radionuclide Imaging / Q000379:methods*