TY - JOUR AU - Chalmers, John DO - doi:10.1302/0301-620X.54B2.389 UR - https://doi.org/10.1302/0301-620X.54B2.389 TI - Idiopathic Ischemic Necrosis of the Femoral Head in Adults T2 - The Journal of Bone & Joint Surgery British Volume VL - 54-B IS - 2 PY - 1972 SP - 389 EP - 389 ER -