preferred_name: echocardiography: leaf velocity of prosthetic mitral valve (D-E) with stress
preferred_name_lc: echocardiography: leaf velocity of prosthetic mitral valve (d-e) with stress
label: echocardiography: leaf velocity of prosthetic mitral valve (D-E) with stress
label_lc: echocardiography: leaf velocity of prosthetic mitral valve (d-e) with stress