echocardiography: diastolic regurgitant time-velocity integral (TVI) of mitral valve at end of expiration
echocardiography: diastolic regurgitant time-velocity integral (tvi) of mitral valve at end of expiration
echocardiography: diastolic regurgitant time-velocity integral (TVI) of mitral valve at end of expiration
echocardiography: diastolic regurgitant time-velocity integral (tvi) of mitral valve at end of expiration