title: State case mix systems for reimbursement long-term care for the elderly.
mesh_terms: D000368:Aged; D003953:Diagnosis-Related Groups; D006299:Health Services for the Aged / Q000191:economics*; D006801:Humans; D007349:Insurance, Health, Reimbursement; D008134:Long-Term Care / Q000191:economics*; D014481:United States