Doppler echocardiography: prosthetic aortic valve area by time-velocity integral (TVI) index at rest
doppler echocardiography: prosthetic aortic valve area by time-velocity integral (tvi) index at rest
Doppler echocardiography: prosthetic aortic valve area by time-velocity integral (TVI) index at rest
doppler echocardiography: prosthetic aortic valve area by time-velocity integral (tvi) index at rest