echocardiography: dehisced sewing ring of prosthetic truncal atrioventricular valve
echocardiography: dehisced sewing ring of prosthetic truncal atrioventricular valve
echocardiography: dehisced sewing ring of prosthetic truncal atrioventricular valve
echocardiography: dehisced sewing ring of prosthetic truncal atrioventricular valve