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APA Citation
Kievit, W., Fransen, J., Oerlemans, A. J. M., Kuper, H. H., van der Laar, M. A. F. J., de Rooij, D. J. R. A. M., De Gendt, C. M. A., Ronday, K. H., Jansen, T. L., van Oijen, P. C. M., Brus, H. L. M., Adang, E. M., & van Riel, P. L. C. M. (2007). the efficacy of anti-TNF in rheumatoid arthritis, a comparison between randomised controlled trials and clinical practice. Annals of the rheumatic diseases, 66(11), 1473–1478. http://access.bl.uk/ark:/81055/vdc_100135139954.0x000056