TY - JOUR AU - PARKER, M. DO - doi:10.1302/0301-620X.83B8.0831210 UR - https://doi.org/10.1302/0301-620X.83B8.0831210 TI - Sample size and statistical power of randomised, controlled trials in orthopaedics T2 - The Journal of Bone & Joint Surgery British Volume VL - 83-B IS - 8 PY - 2001 SP - 1210 EP - 1210 ER -