echocardiography: atrial reversal time-velocity integral (TVI) of hepatic veins at end of inspiration
echocardiography: atrial reversal time-velocity integral (tvi) of hepatic veins at end of inspiration
echocardiography: atrial reversal time-velocity integral (TVI) of hepatic veins at end of inspiration (procedure)
echocardiography: atrial reversal time-velocity integral (tvi) of hepatic veins at end of inspiration (procedure)