@article{doi:10.1302/0301-620X.84B1.0840066,
author = {Kloen, P. and Leunig, M. and Ganz, R.},
title = {Early lesions of the labrum and acetabular cartilage in osteonecrosis of the femoral head},
journal = {The Journal of Bone & Joint Surgery British Volume},
volume = {84-B},
number = {1},
pages = {66-69},
year = {2002},
doi = {10.1302/0301-620X.84B1.0840066},
url = {https://doi.org/10.1302/0301-620X.84B1.0840066}
}