title: Response to Letter to the Editor on "Total Joint Arthroplasty: Trends in Medicare Reimbursement and Implant Prices".
authors.affiliation: Department of Orthopaedics, University of Iowa, Iowa City, Iowa.
authors.forename: John J
authors.initials: JJ
authors.lastname: Callaghan
mesh_terms: D019645:Arthroplasty, Replacement, Knee; D006801:Humans; D006278:Medicare; D014481:United States