Cite
MLA Citation
J Braun et al.. “Efficacy of sulfasalazine in patients with inflammatory back pain due to undifferentiated spondyloarthritis and early ankylosing spondylitis: a multicentre randomised controlled trial.” Annals of the rheumatic diseases, vol. 65, no. 9, 2006, pp. 1147–1153. http://access.bl.uk/ark:/81055/vdc_100135554479.0x00005b