Accuracy of nongeometric pulsed Doppler cardiac output.
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D001783:Blood Flow Velocity / Q000502:physiology; D002302:Cardiac Output / Q000502:physiology*; D015150:Echocardiography, Doppler / Q000379:methods; D006801:Humans; D013318:Stroke Volume / Q000502:physiology*; D016277:Ventricular Function, Left / Q000502:physiology