1Marchesi D G. Management of odontoid fractures [ J ].Orthopaedics, 1997, 20 (10) : 911 - 916.
2Anderson L D, Alonzo R T. Fractures of the odontoid process of the axis [J]. J Bone Joint Surg, 1874, 56A: 1663 -1674.
3Sasso R, Doherty B J, Crawford M J, et al. Biomechanics of odontoid fracture fixation. Comparison of the one and two screw technique [ J]. Spine, 1993, 18 : 1950 - 1953.