TY - JOUR AU - Kim, Y.-M. AU - Ahn, J. H. AU - Kang, H. S. AU - Kim, H. J. DO - doi:10.1302/0301-620X.80B6.0800954 UR - https://doi.org/10.1302/0301-620X.80B6.0800954 TI - Estimation of the extent of osteonecrosis of the femoral head using MRI T2 - The Journal of Bone & Joint Surgery British Volume VL - 80-B IS - 6 PY - 1998 SP - 954 EP - 958 ER -