title: Cost and competition: twin spectres.
authors.forename: D A
authors.initials: DA
authors.lastname: Smith
mesh_terms: D003363:Cost Control / Q000639:trends; D004465:Economic Competition / Q000639:trends*; D004467:Economics / Q000639:trends*; D005102:Health Expenditures / Q000639:trends*; D006801:Humans; D014481:United States