1White AP, Hashinoto R, Norvell DC, et al. Morbidity and morality related to odontoid fracture surgery in the elderly population[J]. Spine (Plila Pa 1976), 2010,35 (9suppl) :S146-S157.
2Shetty A, Kini AR,Prabhu J. Odontoid fractures:A ret- rospective analysis of 53 cases[J]. Indian J Orthop, 2009,43(4) :352- 360.