title: The cross-sectional echocardiogram in clinical cardiology: applications and relationship to the M-mode technique.
mesh_terms: D003327:Coronary Disease / Q000175:diagnosis; D004452:Echocardiography / Q000379:methods*; D006330:Heart Defects, Congenital / Q000175:diagnosis; D006349:Heart Valve Diseases / Q000175:diagnosis; D006351:Heart Valves / Q000503:physiopathology; D006801:Humans; D009200:Myocardial Contraction