3Posner JB. Management of central nervous system metastases [J]. Semin Oncol, 1997,4:81 - 91.
4Devita VT, Hellman S, Rosenberg SA. Cancer: Principles and practice of oncology [ M ]. Wen PY, Black pm, loefller JS. Treatment of Metastastatic Cancer. 6th ed Philadeiphia Lippincott, 2001.2655.
5Hoskin P, Crow J, Ford H. The influence of extent and local management on the outcome of radiotherapy for brain metastasis[J] .Int J Radiat Oncol Biol Phus, 1990, 19:111 - 115.
6Borgelt B, Gelber R, Kramer S, et al. The palliation of brain metastases: final results of the first two studies by the Radiation Therapy Oncology Group[ J]. Int J Radiat Oncol Biol Phys, 1980,6:1 - 19.
