coronary angiography: coronary artery bypass graft body second saphenous vein graft flow uncertain
coronary angiography: coronary artery bypass graft body second saphenous vein graft flow uncertain
coronary angiography: coronary artery bypass graft body second saphenous vein graft flow uncertain (procedure)
coronary angiography: coronary artery bypass graft body second saphenous vein graft flow uncertain (procedure)