title: Culling the herd.
authors: Christopher D
authors: CD
authors: Casscells
mesh_terms: D015276:Health Care Rationing / Q000191:economics* / Q000331:legislation & jurisprudence; D018166:Health Care Reform / Q000191:economics*; D006801:Humans; D006278:Medicare / Q000191:economics* / Q000331:legislation & jurisprudence; D013727:Terminal Care / Q000191:economics; D014481:United States