TY - JOUR AU - McKibbin, B. AU - Ráliš, Z. DO - doi:10.1302/0301-620X.56B3.438 UR - https://doi.org/10.1302/0301-620X.56B3.438 TI - PATHOLOGICAL CHANGES IN A CASE OF PERTHES' DISEASE T2 - The Journal of Bone & Joint Surgery British Volume VL - 56-B IS - 3 PY - 1974 SP - 438 EP - 447 ER -