Back to matchesWe found a matchYour institution may have rights to this item. Sign in to continue.TitlePrevalence of peripheral and extra-articular disease in ankylosing spondylitis versus non-radiographic axial spondyloarthritis: a meta-analysis.Authorsde Winter, Janneke J.; van Mens, Leonieke J.; van der Heijde, Désirée; Landewé, Robert; Baeten, Dominique L.PublicationArthritis Research & Therapy, 2016, Vol 18, p1ISSN1478-6354Publication typeArticleDOI10.1186/s13075-016-1093-z