echocardiography: atrial reversal time-velocity integral (TVI) of distal right pulmonary vein with stress
echocardiography: atrial reversal time-velocity integral (tvi) of distal right pulmonary vein with stress
echocardiography: atrial reversal time-velocity integral (TVI) of distal right pulmonary vein with stress
echocardiography: atrial reversal time-velocity integral (tvi) of distal right pulmonary vein with stress