@article{doi:10.1302/0301-620X.92B11.24504, author = {Donell, S. T. and Darrah, C. and Nolan, J. F. and Wimhurst, J. and Toms, A. and Barker, T. H. W. and Case, C. P. and Tucker, J. K.}, title = {Early failure of the Ultima metal-on-metal total hip replacement in the presence of normal plain radiographs}, journal = {The Journal of Bone & Joint Surgery British Volume}, volume = {92-B}, number = {11}, pages = {1501-1508}, year = {2010}, doi = {10.1302/0301-620X.92B11.24504}, url = {https://doi.org/10.1302/0301-620X.92B11.24504} }