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Health and Quality of Life Outcomes
Open Access
Research
Psychometric characteristics of the ankylosing spondylitis quality of
life questionnaire, short form 36 health survey, and functional
assessment of chronic illness therapy-fatigue subscale
Dennis A Revicki*
1
, Anne M Rentz
1
, Michelle P Luo
2
, Robert L Wong
3
,
Lynda C Doward
4
and Stephen P McKenna
4
Address:
1
Center for Health Outcomes Research, United Biosource Corporation, Bethesda, MD, USA,
2
Formerly Abbott Laboratories, Global
Health Economics & Outcomes Research, Abbott Park, IL, USA,
3
Abbott Laboratories, Abbott Immunology, Parsippany, NJ, USA and
4

Galen
Research, Manchester, Lancashire, UK
Email: Dennis A Revicki* - ; Anne M Rentz - ; Michelle P Luo - ;
Robert L Wong - ; Lynda C Doward - ; Stephen P McKenna - smckenna@galen-
research.com
* Corresponding author
The authors have withdrawn this article from the public
domain because the conclusions drawn may not be sup-
ported 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.
Published: 30 January 2009
Health and Quality of Life Outcomes 2009, 7:6 doi:10.1186/1477-7525-7-6
Received: 15 September 2008
Accepted: 30 January 2009
This article is available from: />© 2009 Revicki et al; licensee 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.