echocardiography: eccentric regurgitation of prosthetic left atrioventricular valve
echocardiography: eccentric regurgitation of prosthetic left atrioventricular valve
echocardiography: eccentric regurgitation of prosthetic left atrioventricular valve (procedure)
echocardiography: eccentric regurgitation of prosthetic left atrioventricular valve (procedure)