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APA Citation
Pfeil, A., Oelzner, P., Renz, D. M., Lehmann, G., Wolf, G., & Boettcher, J. (2014). visualisation of structural damage as a surrogate marker of radiographic progression in patients with rheumatoid arthritis. Annals of the rheumatic diseases, 73(4), e24. http://access.bl.uk/ark:/81055/vdc_100137792638.0x000063