Doppler echocardiography: left ventricular stroke volume of prosthetic aortic valve at rest
doppler echocardiography: left ventricular stroke volume of prosthetic aortic valve at rest
Doppler echocardiography: left ventricular stroke volume of prosthetic aortic valve at rest
doppler echocardiography: left ventricular stroke volume of prosthetic aortic valve at rest