@article{doi:10.1302/0301-620X.86BSUPP_IV.0860466b, author = {Ahmad, S. and Plehwe, W. and de Steiger, R.}, title = {SERUM VITAMIN D LEVELS IN PATIENTS UNDERGOING ELECTIVE HIP AND KNEE ARTHROPLASTY}, journal = {Orthopaedic Proceedings}, volume = {86-B}, number = {SUPP_IV}, pages = {466-466}, year = {2004}, doi = {10.1302/0301-620X.86BSUPP_IV.0860466b}, url = {https://doi.org/10.1302/0301-620X.86BSUPP_IV.0860466b} }