echocardiography: right ventricular/left ventricular cardiac output ratio of prosthetic pulmonary valve at end of expiration
echocardiography: right ventricular/left ventricular cardiac output ratio of prosthetic pulmonary valve at end of expiration
echocardiography: right ventricular/left ventricular cardiac output ratio of prosthetic pulmonary valve at end of expiration (procedure)
echocardiography: right ventricular/left ventricular cardiac output ratio of prosthetic pulmonary valve at end of expiration (procedure)