echocardiography: 1/3 diastolic filling period of prosthetic mitral valve
echocardiography: 1/3 diastolic filling period of prosthetic mitral valve
echocardiography: 1/3 diastolic filling period of prosthetic mitral valve (procedure)
echocardiography: 1/3 diastolic filling period of prosthetic mitral valve (procedure)