echocardiography: systolic turbulence of prosthetic left atrioventricular valve
echocardiography: systolic turbulence of prosthetic left atrioventricular valve
echocardiography: systolic turbulence of prosthetic left atrioventricular valve (procedure)
echocardiography: systolic turbulence of prosthetic left atrioventricular valve (procedure)