1. Functional somatic syndromes;Barsky;Annals of Internal Medicine,1999
2. Central sensitivity syndromes: a unified concept for fibromyalgia and other similar maladies;Yunus;Journal of the Indian Rheumatology Association,2000
3. Comorbidity of fibromyalgia with medical and psychiatric disorders;Hudson;American Journal of Medicine,1992
4. Bowel dysfunction in fibromyalgia syndrome;Triadafilopoulos;Digestive Diseases and Science,1991
5. High frequency of fibromyalgia in patients with chronic fatigue seen in a primary care practice;Goldenberg;Arthritis and Rheumatism,1990