Left ventricular volume measurement by echocardiography: fact or fiction?
D000790:Angiocardiography; D002302:Cardiac Output; D002306:Cardiac Volume; D004452:Echocardiography / Q000379:methods*; D005069:Evaluation Studies as Topic; D006331:Heart Diseases / Q000175:diagnosis; D006801:Humans; D008433:Mathematics; D009200:Myocardial Contraction