Cimmino, M.A., et al. “Pain Patterns in Italian Patients With Osteoarthritis: Preliminary Results of the MI.D.A. Study (Misurazione Del Dolore nell’Artrosi)”. Reumatismo, vol. 56, no. 4, Dec. 2004, pp. 253-61, doi:10.4081/reumatismo.2004.253.