5DERAMOND H,DEPRIESTER C,GALIBERT P,et al.Percutaneous vertebroplasty with polymethy-imethac rylate:tehnique,indictions and results[J].Radiol Clin North Am,1998,36(3):533.
6World Health Organization (WHO). Cancer pain relief and palliative care: report of a WHO Expert Committee. Geneva: World Health Organization, 1990. 1-75
7Deramond H, Depriester C, Galibert P, et al. Percrtaneous vertebroplasty with polymethy - lmethac rylate: tehnique, indictions and results. Radiol Clin North Am, 1998, 36 (3) : 533