TY - JOUR AU - Pharoah, P. O. D. DO - doi:10.1302/0301-620X.88B3.17357 UR - https://doi.org/10.1302/0301-620X.88B3.17357 TI - Twins and locomotor disorder in children T2 - The Journal of Bone & Joint Surgery British Volume VL - 88-B IS - 3 PY - 2006 SP - 295 EP - 297 ER -