TY - JOUR AU - Saito, S AU - Ohzono, K AU - Ono, K DO - doi:10.1302/0301-620X.70B1.3276703 UR - https://doi.org/10.1302/0301-620X.70B1.3276703 TI - Joint-preserving operations for idiopathic avascular necrosis of the femoral head. Results of core decompression, grafting and osteotomy T2 - The Journal of Bone & Joint Surgery British Volume VL - 70-B IS - 1 PY - 1988 SP - 78 EP - 84 ER -