Effects of velocity distribution, diameter measurement and velocity tracing on the accuracy of cardiac output measurement by pulsed doppler echocardiography in the aortic annulus of pigs

Author： Zhou Y.-Q.   Faerestrand S.   Birkeland S.   Matre K.   Husby P.   Koller M.-E.  

Publisher： Elsevier

ISSN： 0301-5629

Source： Ultrasound in Medicine and Biology, Vol.23, Iss.2, 1997-01, pp. : 177-185

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