Understanding continuous-wave Doppler signal intensity as a measure of regurgitant severity

Journal of the American Society of Echocardiography - Tập 10 - Trang 613-622 - 1997
Ann F. Bolger1, Lars Eidenvall1, Per Ask1, Dan Loyd1, Bengt Wranne1
1Palo Alto, California, and Linköping, Sweden

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