@article{doi:10.1302/0301-620X.95B9.31006,
author = {Gordon, M. and Stark, A. and Sköldenberg, O. G. and Kärrholm, J. and Garellick, G.},
title = {The influence of comorbidity scores
on 
re-operations following primary total hip replacement},
journal = {The Bone & Joint Journal},
volume = {95-B},
number = {9},
pages = {1184-1191},
year = {2013},
doi = {10.1302/0301-620X.95B9.31006},
url = {https://doi.org/10.1302/0301-620X.95B9.31006}
}