echocardiography: peak diastolic velocity (D2) time-velocity integral (TVI) of distal right pulmonary vein with stress
echocardiography: peak diastolic velocity (d2) time-velocity integral (tvi) of distal right pulmonary vein with stress
distal right pulmonary vein peak diastolic velocity (D2) TVI with stress
distal right pulmonary vein peak diastolic velocity (d2) tvi with stress