Design of a pharmacy benefit of low-income seniors: lessons from state pharmacy assistance programs.
D000368:Aged; D014487:Centers for Medicare and Medicaid Services, U.S.; D017047:Cost Sharing; D005382:Financing, Personal; D006299:Health Services for the Aged; D006801:Humans; D007356:Insurance, Pharmaceutical Services / Q000191:economics; D008484:Medicaid; D006278:Medicare; D013219:State Government; D013221:State Health Plans / Q000191:economics; D014481:United States