@article{doi:10.1302/0301-620X.54B2.389,
author = {Chalmers, John},
title = {Idiopathic Ischemic Necrosis of the Femoral Head in Adults},
journal = {The Journal of Bone & Joint Surgery British Volume},
volume = {54-B},
number = {2},
pages = {389-389},
year = {1972},
doi = {10.1302/0301-620X.54B2.389},
url = {https://doi.org/10.1302/0301-620X.54B2.389}
}