TY - JOUR AU - Lloyd-Roberts, G. C. DO - doi:10.1302/0301-620X.56B4.781-a UR - https://doi.org/10.1302/0301-620X.56B4.781-a TI - Progress in Pediatric Radiology T2 - The Journal of Bone & Joint Surgery British Volume VL - 56-B IS - 4 PY - 1974 SP - 781 EP - 781 ER -