title: Internal validation of Medicare claims data.
authors.forename: D S
authors.initials: DS
authors.lastname: Lauderdale
authors.forename: J
authors.initials: J
authors.lastname: Goldberg
mesh_terms: D001178:Arthroplasty / Q000706:statistics & numerical data*; D003625:Data Collection / Q000592:standards; D006302:Health Services Research; D006801:Humans; D007344:Insurance Claim Reporting / Q000592:standards*; D008499:Medical Records / Q000145:classification; D006278:Medicare / Q000706:statistics & numerical data*; D015203:Reproducibility of Results; D014481:United States