Additional data file 2.A PDF that provides the 2 page version of the FIQR that was used in the non-fibromyalgia patients; this questionnaire does not use the word 'fibromyalgia' and is termed the Symptom Impact Questionnaire (SIQR). Format: PDF Size: 54KB Download file This file can be viewed with: Adobe Acrobat Reader Bennett et al. Arthritis Research & Therapy 2009 11:R120 doi:10.1186/ar2783 |