title: ASsessment in Ankylosing Spondylitis International Working Group/Spondylitis Association of America recommendations for conducting clinical trials in ankylosing spondylitis.
authors.affiliation: University Hospital Maastricht, and the Care and Public Health Research Institute of the University Maastricht, Maastricht, The Netherlands. dhe@sint.azm.nl <dhe@sint.azm.nl>
authors.forename: Désirée
authors.initials: D
authors.lastname: van der Heijde
authors.forename: Maxime
authors.initials: M
authors.lastname: Dougados
authors.forename: John
authors.initials: J
authors.lastname: Davis
authors.forename: Michael H
authors.initials: MH
authors.lastname: Weisman
authors.forename: Walter
authors.initials: W
authors.lastname: Maksymowych
authors.forename: Jürgen
authors.initials: J
authors.lastname: Braun
authors.forename: David S
authors.initials: DS
authors.lastname: Hallegua
authors.forename: Jane
authors.initials: J
authors.lastname: Bruckel
mesh_terms: D002986:Clinical Trials as Topic; D018450:Disease Progression; D006801:Humans; D012955:Societies, Medical; D013167:Spondylitis, Ankylosing / Q000145:classification / Q000628:therapy*; D014481:United States