1. Psychologic factors associated with primary fibromyalgia syndromes;Ahles;Arthritis Rheum,1984
2. Observations with cases illustrative of new, simple, and expeditious mode of curing rheumatism and sprains;Balfour;Lond Med Phys J,1824
3. Neurasthenia or nervous exhaustion;Beard;Boston Med Surg J,1869
4. A Practical Treatise on Nervous Exhaustion (Neurasthenia): Its Symptoms, Nature, Sequences, Treatment;Beard,1880
5. Neuroendocrine responses to d-fenfluramine and insulin-induced hypoglycemia in chronic fatigue syndrome;Bearn;Biol Psychiatry,1995