TY - JOUR AU - Lambert, T. H. DO - doi:10.1302/0301-620X.49B2.333 UR - https://doi.org/10.1302/0301-620X.49B2.333 TI - AN ENGINEERING APPRAISAL OF POWERED PROSTHESES T2 - The Journal of Bone & Joint Surgery British Volume VL - 49-B IS - 2 PY - 1967 SP - 333 EP - 341 ER -