title: The 1989 OBRA legislation: implications for physicians.
authors.forename: J R
authors.initials: JR
authors.lastname: Caldwell
mesh_terms: D002017:Budgets / Q000331:legislation & jurisprudence*; D005251:Fees, Medical; D005102:Health Expenditures / Q000331:legislation & jurisprudence*; D006801:Humans; D012051:Reimbursement Mechanisms / Q000331:legislation & jurisprudence; D015895:Relative Value Scales; D014481:United States