echocardiography: systolic early peak flow velocity of prosthetic pulmonary valve at end of inspiration
echocardiography: systolic early peak flow velocity of prosthetic pulmonary valve at end of inspiration
echocardiography: systolic early peak flow velocity of prosthetic pulmonary valve at end of inspiration (procedure)
echocardiography: systolic early peak flow velocity of prosthetic pulmonary valve at end of inspiration (procedure)