coronary angiography: coronary artery bypass graft origin fourth saphenous vein graft obstruction diffuse
coronary angiography: coronary artery bypass graft origin fourth saphenous vein graft obstruction diffuse
catheterization coronary artery bypass graft origin forth saphenous vein graft obstruction diffuse
catheterization coronary artery bypass graft origin forth saphenous vein graft obstruction diffuse