echocardiography: diastolic regurgitant half time of prosthetic pulmonary valve at rest
echocardiography: diastolic regurgitant half time of prosthetic pulmonary valve at rest
echocardiography: diastolic regurgitant half time of prosthetic pulmonary valve at rest (procedure)
echocardiography: diastolic regurgitant half time of prosthetic pulmonary valve at rest (procedure)