title: Overuse of administrative data to measure underuse of care.
authors.forename: L
authors.initials: L
authors.lastname: Pogach
mesh_terms: D000368:Aged; D006300:Health Services Misuse / Q000706:statistics & numerical data*; D006299:Health Services for the Aged / Q000706:statistics & numerical data*; D006801:Humans; D006278:Medicare / Q000706:statistics & numerical data*; D020380:Needs Assessment; D014481:United States