Berger A, Dukes E, Martin SA, Edelsberg J, Oster G. Characteristics and healthcare costs of patients with FMS. Int J Clin Pract. 2007 Sep 1;61(9):1498-508.
Mease P, Arnold LM, Bennett R, Boonen A, Buskila D, Carville S, Chappell A, Choy E, Clauw D, Dadabhoy D, Gendreau M, Goldenberg D, Littlejohn G, Martin SA. OMERACT 8 workshop: fibromyalgia syndrome. J Rheumatol. 2007 Jun;34(6):1415-25.