1. Single-screw fixation for acute Type II odontoid fracture.;Alfieri;J Neurosurg Sci,2001
2. Fracture of the odontoid process: an experimental and clinical study.;Althoff;Acta Orthop Scand Suppl,1979
3. Anderson, LD. and DAlonzo, RT. Fractures of the odontoid process of the axis.;J Bone Joint Surg Am,1974
4. Apfelbaum, RI., Lonser, RR., Veres, R. and Casey, A. Direct anterior screw fixation for recent and remote odontoid fractures.;J Neurosurg,2000
5. Clark, CR. and White, AA, 3rd, Fractures of the dens: a multicenter study.;J Bone Joint Surg Am,1985