TY - JOUR AU - Love, T. W. AU - Fagan, A. B. AU - Fraser, R. D. DO - doi:10.1302/0301-620X.81B4.0810670 UR - https://doi.org/10.1302/0301-620X.81B4.0810670 TI - Degenerative spondylolisthesis T2 - The Journal of Bone & Joint Surgery British Volume VL - 81-B IS - 4 PY - 1999 SP - 670 EP - 674 ER -