echocardiography: systolic regurgitant time of prosthetic mitral valve at end of expiration
echocardiography: systolic regurgitant time of prosthetic mitral valve at end of expiration
echocardiography: systolic regurgitant time of prosthetic mitral valve at end of expiration
echocardiography: systolic regurgitant time of prosthetic mitral valve at end of expiration