echocardiography: diastolic regurgitant half time of prosthetic aortic valve at end of expiration
echocardiography: diastolic regurgitant half time of prosthetic aortic valve at end of expiration
prosthetic aortic valve diastolic regurgitant half time at end of expiration
prosthetic aortic valve diastolic regurgitant half time at end of expiration