The Contribution Of Disease Activity On Function and Quality Of Life In Patients With Ankylosing Spondylitis; Investigating Causality By Using Structural Equation Model
77th Annual Meeting of the American-College-of-Rheumatology / 48th Annual Meeting of the Association-of-Rheumatology-Health-Professionals, California, United States Of America, 25 - 30 October 2013, vol.65, (Summary Text)