5Majeed SA. External fixation of the injured pelvis. The functional outcome[J]. J Bone Joint Surg (Br), 1990,72(2):612 -614.
6Wang ST, Goel VK , Fu CY . Posterior instrumentation reduces differences in spine stability as a result of different cage orientations: an in vitro study[J]. Spine, 2005,30(1) :62-67.
7Schiffman M, Brau SA, Henderson R. Bilateral implantation of low- profile interbody fusion cages : subsidence, lordosis, and fusion analysis[J]. Spine J, 2003,3(5) :377-387.
8Tile M. Pelvic ring fractures: should they be fixed[J]. J Bone Joint Surg Br, 1988,70(1) :1-12.
9Matta JM, Tornetta P. Internal fixation of unstable pevic ring injuries [J]. Clin Orthop,1996,329(1) : 120-123.
10Steven AO, Andrew NP. Assessment of pelvic ring stabilty afterinjury [J]. Clin Orthop ,1996, 329(1) :15-17.