Effect of continuous versus on-demand treatment of ankylosing spondylitis with diclofenac over 2 years on radiographic progression of the spine: results from a randomised multicentre trial (ENRADAS)

Joachim Sieper, Joachim Listing, Denis Poddubnyy, In-Ho Song, Kay-Geert Hermann, Johanna Callhoff, Uta Syrbe, Jürgen Braun, Martin Rudwaleit
2016 Annals of the Rheumatic Diseases   unpublished