@article{doi:10.1302/0301-620X.91BSUPP_II.0910332b,
author = {Zhang, N.},
title = {FORMATION MECHANISM OF THE “CRESCENT SIGN” IN OSTEONECROSIS OF THE FEMORAL HEAD},
journal = {Orthopaedic Proceedings},
volume = {91-B},
number = {SUPP_II},
pages = {332-332},
year = {2009},
doi = {10.1302/0301-620X.91BSUPP_II.0910332b},
url = {https://doi.org/10.1302/0301-620X.91BSUPP_II.0910332b}
}