References

• Burckhardt CS, Mannerkopi K, Hedenberg L, Bjelle A. A randomised, controlled clinical trial of education and physical training for women with fibromyalgia. J Rheumatol 1994; 21: 714-20.
• Sarzi-Puttini P, Atzeni F, Fiorini T, et al. Validation of an Italian version of the Fibromyalgia Impact Questionnaire (FIQ-I). Clin Exp Rheumatol 2003; 21(4): 459-64.