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