Pedersen, S. J., Sørensen, I. J., Hermann, K. A., Madsen, O. R., Tvede, N., Hansen, M. S., Thamsborg, G., Andersen, L. S., Majgaard, O., Loft, A. G., Erlendsson, J., Asmussen, K., Johansen, J. S., Jurik, A. G., Møller, J., Hasselquist, M., Mikkelsen, D., Skjødt, T., Hansen, A., & Østergaard, M. (2010). responsiveness of the Ankylosing Spondylitis Disease Activity Score (ASDAS) and clinical and MRI measures of disease activity in a 1-year follow-up study of patients with axial spondyloarthritis treated with tumour necrosis factor α inhibitors. Annals of the rheumatic diseases, 69(6), 1065–1071. http://access.bl.uk/ark:/81055/vdc_100135174584.0x00005d