FRI0468 Socioeconomic status predicts radiographic progression in ankylosing spondylitis. Annals of the rheumatic diseases 2013 https://researcherprofiles.org/profile/79296949 L. S. Gensler, N. Haroon, J. D. Reveille, T. J. Learch, M. A. Brown, M. H. Weisman, R. D. Inman, M. M. Ward