TY - JOUR AU - MEISS, L. DO - doi:10.1302/0301-620X.81B1.0810179d UR - https://doi.org/10.1302/0301-620X.81B1.0810179d TI - Prognosis in Perthes’ disease T2 - The Journal of Bone & Joint Surgery British Volume VL - 81-B IS - 1 PY - 1999 SP - 179 EP - 180 ER -