title: Hospice: a historical perspective.
mesh_terms: D014487:Centers for Medicare and Medicaid Services, U.S. / Q000266:history; D049673:History, 20th Century; D049674:History, 21st Century; D006738:Hospices / Q000191:economics / Q000266:history*; D006278:Medicare / Q000266:history; D014481:United States