TY - JOUR AU - ALLEN, M. J. DO - doi:10.1302/0301-620X.79B2.0790340b UR - https://doi.org/10.1302/0301-620X.79B2.0790340b TI - Author’s reply T2 - The Journal of Bone & Joint Surgery British Volume VL - 79-B IS - 2 PY - 1997 SP - 340 EP - 341 ER -