1. Occult traumatic lesions of the cervical vertebrae;Abel,1970
2. Underwater deceleration curves in relation to injuries from diving;Albrand;Surg Neurol,1975
3. Fractures of the odontoid process of the axis;Anderson;J Bone Joint Surg,1974
4. Fractures of the spine;Apley;Ann R Coll Surg Engl,1970
5. Cervical spine injuries: Diagnosis and classification;Babcock;Arch Surg,1976