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