5NAKAI S, YOSHIZAWA H, KOBAYASHI S, et al. Role of autologous blood transfusion in sacral tumor resection: patient selection and recovery after surgery and blood donation [ J ]. J Orthop Sci,2000,5(4) :321 - 327.
6Simposon AH, Porter A, davis A, et al. Cephalad sacral resection with a combined extended illioinguinal and posterior approach[J] .J Bone Joint Surg, 1995, 77-A(3) :405.
7Gitsch G, Jensen DN, Hacker NF. A combined abdominoperineral approach for the resection of a large giant cell tumor of the sacraum[J]. Gynecol Oncol, 1995,57(1):113.
8Conlon KC, Boland PJ. Laparoscopically assisted radial sacrococcygectomy. A new operation aopproch to large sacrococcygeal chordomas[J]. Surg Endose , 1997,11(1):1118.
9Marcove RC, Sheth DS, Brien EW, et al. Consequrative surgery for giant cell tumors of the sacrum: The role of cryosurgery as a supplement to curttage and partial excision[J]. Cancer, 1994, 74(4): 1253.
10Althausen PL, Schneider PD, Bold RJ, et al. Multimodality management of a giant cell tumor arising in the proximal sacrum: case report[J]. Spine, 2002, 27(15): E361-365.
