TY - JOUR AU - Piggot, J. DO - doi:10.1302/0301-620X.52B1.200-b UR - https://doi.org/10.1302/0301-620X.52B1.200-b TI - Diagnosis in Orthopaedics T2 - The Journal of Bone & Joint Surgery British Volume VL - 52-B IS - 1 PY - 1970 SP - 200 EP - 200 ER -