title: Mortality after hip and knee replacement has halved since 2003.
authors.affiliation: The BMJ.
authors.forename: Zosia
authors.initials: Z
authors.lastname: Kmietowicz
mesh_terms: D019644:Arthroplasty, Replacement, Hip / Q000401:mortality*; D019645:Arthroplasty, Replacement, Knee / Q000401:mortality*; D006801:Humans; D009026:Mortality / Q000639:trends; D006113:United Kingdom / Q000453:epidemiology