echocardiography: diastolic regurgitant velocity of tricuspid valve at end of expiration
echocardiography: diastolic regurgitant velocity of tricuspid valve at end of expiration
echocardiography: diastolic regurgitant velocity of tricuspid valve at end of expiration (procedure)
echocardiography: diastolic regurgitant velocity of tricuspid valve at end of expiration (procedure)