echocardiography: right ventricular/left ventricular cardiac output ratio of prosthetic pulmonary valve at rest
echocardiography: right ventricular/left ventricular cardiac output ratio of prosthetic pulmonary valve at rest
echocardiogram prosthetic pulmonary valve RV/LV cardiac output ratio at rest
echocardiogram prosthetic pulmonary valve rv/lv cardiac output ratio at rest