echocardiography: peak atrial reversal velocity of distal right pulmonary vein at end of inspiration
echocardiography: peak atrial reversal velocity of distal right pulmonary vein at end of inspiration
echocardiography: peak atrial reversal velocity of distal right pulmonary vein at end of inspiration (procedure)
echocardiography: peak atrial reversal velocity of distal right pulmonary vein at end of inspiration (procedure)