1. Pain in multiple sclerosis;Aring;Journal of the American Medical Association,1973
2. Fibromyalgia: Clinical signs, research findings, treatment implications, and future directions;Baumstark;Annals of Behavioral Medicine,1992
3. Low levels of somatomedin C in patients with the fibromyalgia syndrome — A possible link between sleep and muscle pain;Bennett;Arthritis and Rheumatism,1992
4. Diagnostic blocks: A truth serum for malingering;Bogduk;Clinical Journal of Pain,2004
5. Fibromyalgia and quality of life: A comparative analysis;Burckhardt;Journal of Rheumatology,1993