title: Letter from America: this little piggy went to market.
authors.affiliation: Department of Pathology, University of North Carolina, Chapel Hill, USA.
authors.forename: S A
authors.initials: SA
authors.lastname: Bentley
mesh_terms: D000569:Americas; D018166:Health Care Reform / Q000639:trends; D011057:Politics; D014195:Travel / Q000639:trends