@article {Swaak1467, author = {Antonius Swaak}, title = {Anemia of chronic disease in patients with rheumatoid arthritis: aspects of prevalence, outcome, diagnosis, and the effect of treatment on disease activity.}, volume = {33}, number = {8}, pages = {1467--1468}, year = {2006}, publisher = {The Journal of Rheumatology}, issn = {0315-162X}, URL = {https://www.jrheum.org/content/33/8/1467}, eprint = {https://www.jrheum.org/content/33/8/1467.full.pdf}, journal = {The Journal of Rheumatology} }