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