echocardiography: time-velocity integral (TVI) for prosthetic mitral valve diastolic inflow at rest
echocardiography: time-velocity integral (tvi) for prosthetic mitral valve diastolic inflow at rest
echocardiography: time-velocity integral (TVI) for prosthetic mitral valve diastolic inflow at rest (procedure)
echocardiography: time-velocity integral (tvi) for prosthetic mitral valve diastolic inflow at rest (procedure)