TY - JOUR AU - Kloen, P. AU - Leunig, M. AU - Ganz, R. DO - doi:10.1302/0301-620X.84B1.0840066 UR - https://doi.org/10.1302/0301-620X.84B1.0840066 TI - Early lesions of the labrum and acetabular cartilage in osteonecrosis of the femoral head T2 - The Journal of Bone & Joint Surgery British Volume VL - 84-B IS - 1 PY - 2002 SP - 66 EP - 69 ER -