[Assessment of the aortic root echogram from the view-point of momenta of the blood ejected from the left ventricle--estimation of stroke volume changes from the aortic root echogram].
D000368:Aged; D001011:Aorta / Q000503:physiopathology*; D002302:Cardiac Output; D004452:Echocardiography; D005260:Female; D006327:Heart Block / Q000503:physiopathology; D006339:Heart Rate; D006801:Humans; D008297:Male; D008875:Middle Aged; D013318:Stroke Volume