TY - JOUR AU - Bonnin, J. G. DO - doi:10.1302/0301-620X.52B2.403 UR - https://doi.org/10.1302/0301-620X.52B2.403 TI - Die obere HalswirbelsÄule T2 - The Journal of Bone & Joint Surgery British Volume VL - 52-B IS - 2 PY - 1970 SP - 403 EP - 403 ER -