%0 Journal Article %T Prevalence of Chronic Pain in a Representative Sample in the United States %A Hardt, Jochen %A Jacobsen, Clemma %A Goldberg, Jack %A Nickel, Ralf %A Buchwald, Dedra %J Pain Medicine %V 9 %N 7 %P 803-812 %@ 1526-2375 %D 2008-10-23 %I Blackwell Publishing Inc. %~ DeepDyve