TY - JOUR AU - Francis, WR AU - Fielding, JW AU - Hawkins, RJ AU - Pepin, J AU - Hensinger, R DO - doi:10.1302/0301-620X.63B3.7263740 UR - https://doi.org/10.1302/0301-620X.63B3.7263740 TI - Traumatic spondylolisthesis of the axis T2 - The Journal of Bone & Joint Surgery British Volume VL - 63-B IS - 3 PY - 1981 SP - 313 EP - 318 ER -