cardiac catheterization coronary artery bypass graft body fourth saphenous vein graft obstruction multiple discrete
cardiac catheterization coronary artery bypass graft body fourth saphenous vein graft obstruction multiple discrete
cardiac catheterization coronary artery bypass graft body fourth saphenous vein graft obstruction multiple discrete (procedure)
cardiac catheterization coronary artery bypass graft body fourth saphenous vein graft obstruction multiple discrete (procedure)