coronary angiography: coronary artery bypass graft body second saphenous vein graft obstruction single discrete
coronary angiography: coronary artery bypass graft body second saphenous vein graft obstruction single discrete
coronary angiography: coronary artery bypass graft body second saphenous vein graft obstruction single discrete (procedure)
coronary angiography: coronary artery bypass graft body second saphenous vein graft obstruction single discrete (procedure)