RT Journal Article SR Electronic A1 Vinall, Phil T1 Clinical Aspect of Ankylosing Spondylitis JF MD Conference Express YR 2006 FD SAGE Publications VO 6 IS 3 SP 29 OP 30 DO 10.1177/155989770600600316 UL http://mdc.sagepub.com/content/6/3/29.abstract AB In ankylosing spondylitis (AS) the relationship between clinical disease activity and signs of the disease as shown by imaging tools, is still very unclear. This article discusses 2 clinical trials for the treatment of AS.