Epidemiology of chronic pain in the Latium Region, Italy: a cross-sectional study on the clinical characteristics of patients attending pain clinics

Latina, R; De, Marinis; M, G; Giordano, F; Osborn, J F; Giannarelli, D; Di Biagio, E; Varrassi, G; Sansoni, J; Bertini, L; Baglio, G; D’Angelo, D; Colini Baldeschi, G; Piredda, M; Carassiti, M; Camilloni, A; Paladini, A; Casale, G; Mastroianni, C; Cattaruzza, Ms