We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleSleep problems are of higher priority for improvement for patients with ankylosing spondylitis than for patients with other inflammatory arthropathiesAuthorsHeiberg, T.; Lie, E.; van der Heijde, D.; Kvien, T. K.PublicationAnnals of the Rheumatic Diseases, 2011, Vol 70, Issue 5, p872ISSN0003-4967Publication typearticleDOI10.1136/ard.2010.133793