The article focuses on findings from a Centers for Medicare and Medicaid Services pilot study released in 2009.
Both the article and editorial are copyrighted materials, so only an AMA member or other JAMA subscriber can access the full text of the article at http://jama.ama-assn.org/.
A statement prepared in response to the JAMA article is also available on the ASC Association's web site at http://ascassociation.org/about/press/ASCsRespondtoJAMA.pdf.