coronary angiography: coronary artery bypass graft body first saphenous vein graft flow present
coronary angiography: coronary artery bypass graft body first saphenous vein graft flow present
coronary angiography: coronary artery bypass graft body first saphenous vein graft flow present (procedure)
coronary angiography: coronary artery bypass graft body first saphenous vein graft flow present (procedure)