@book{225868,
	author = {United States},
	title = {New models for delivering and paying for Medicare services},
	publisher = {U.S. G.P.O.},
	year = {2011.},
	address = {Washington},
	note = {Shipping list no.: 2012-0135-P.},
	url = {http://purl.fdlp.gov/GPO/gpo18918}
}