coronary angiography: coronary artery bypass graft body first saphenous vein graft obstruction single discrete
coronary angiography: coronary artery bypass graft body first saphenous vein graft obstruction single discrete
catheterization coronary artery bypass graft body first saphenous vein graft obstruction single discrete
catheterization coronary artery bypass graft body first saphenous vein graft obstruction single discrete