title: Progress in end-of-life care stymied by research obstacles, Medicare requirements.
mesh_terms: D000368:Aged; D003142:Communication; D015975:Consensus Development Conferences, NIH as Topic; D003266:Continuity of Patient Care; D006302:Health Services Research; D006738:Hospices / Q000191:economics; D006801:Humans; D006278:Medicare; D013727:Terminal Care / Q000523:psychology / Q000592:standards*; D014481:United States