Luria, D Prevalence and significance of left ventricular outflow gradient during dobutamine echocardiography. [electronic resource] - European heart journal Mar 1999 - 386-92 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0195-668X Standard No.: 10.1053/euhj.1998.1355 doi Subjects--Topical Terms: AdultAgedAged, 80 and overCardiotonic AgentsCoronary Disease--diagnostic imagingDobutamineEchocardiography, Doppler--methodsExercise TestFemaleFollow-Up StudiesHumansMaleMiddle AgedPrevalencePrognosisRetrospective StudiesStroke VolumeVentricular Function, Left--physiology