Too poor to afford health care.
D000368:Aged; D003625:Data Collection; D016527:Drug Costs; D005382:Financing, Personal / Q000706:statistics & numerical data*; D006801:Humans; D019458:Insurance Coverage / Q000706:statistics & numerical data; D006278:Medicare / Q000706:statistics & numerical data; D011203:Poverty / Q000706:statistics & numerical data*; D012179:Retirement / Q000191:economics* / Q000706:statistics & numerical data; D014481:United States