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Psychometric characteristics of the ankylosing spondylitis quality of life questionnaire, short form 36 health survey, and functional assessment of chronic illness therapy-fatigue subscale

  • 1Email author,
  • 1,
  • 2,
  • 3,
  • 4 and
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Health and Quality of Life Outcomes20097:6

  • Received: 15 September 2008
  • Accepted: 30 January 2009
  • Published:

The Retraction Note to this article has been published in Health and Quality of Life Outcomes 2009 7:34


  • Public Health
  • Health Survey
  • Chronic Illness
  • Spondylitis
  • Short Form

The authors have withdrawn this article from the public domain because the conclusions drawn may not be supported by the data. In the light of this situation, BioMed Central regrets that this article is no longer available. The authors apologise to all parties for the inconvenience.



Authors’ Affiliations

Center for Health Outcomes Research, United Biosource Corporation, Bethesda, MD, USA
Formerly Abbott Laboratories, Global Health Economics & Outcomes Research, Abbott Park, IL, USA
Abbott Laboratories, Abbott Immunology, Parsippany, NJ, USA
Galen Research, Manchester, Lancashire, UK


© Revicki et al; licensee BioMed Central Ltd. 2009

This article is published under license to BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License (, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.