echocardiography: regurgitant volume of prosthetic aortic valve at end of expiration
echocardiography: regurgitant volume of prosthetic aortic valve at end of expiration
echocardiography: regurgitant volume of prosthetic aortic valve at end of expiration (procedure)
echocardiography: regurgitant volume of prosthetic aortic valve at end of expiration (procedure)