TY - JOUR AU - Ismail, A. M. AU - Macnicol, M. F. DO - doi:10.1302/0301-620X.80B2.0800310 UR - https://doi.org/10.1302/0301-620X.80B2.0800310 TI - Prognosis in Perthes’ disease T2 - The Journal of Bone & Joint Surgery British Volume VL - 80-B IS - 2 PY - 1998 SP - 310 EP - 314 ER -