TY - JOUR AU - CALDER, J. D. F. DO - doi:10.1302/0301-620X.81B6.0811085a UR - https://doi.org/10.1302/0301-620X.81B6.0811085a TI - Author’s reply T2 - The Journal of Bone & Joint Surgery British Volume VL - 81-B IS - 6 PY - 1999 SP - 1085 EP - 1085 ER -