Doppler echocardiography: prosthetic aortic valve area by time-velocity integral (TVI) index with stress
doppler echocardiography: prosthetic aortic valve area by time-velocity integral (tvi) index with stress
Doppler echocardiography: prosthetic aortic valve area by time-velocity integral (TVI) index with stress (procedure)
doppler echocardiography: prosthetic aortic valve area by time-velocity integral (tvi) index with stress (procedure)