@book{257204,
	author = {United States.},
	title = {Most power wheelchairs in the Medicare program did not meet medical necessity guidelines.},
	publisher = {Department of Health and Human Services, Office of Inspector General,},
	year = {2011.},
	address = {[Washington, D.C.] :},
	note = {"July 2011."},
	url = {http://purl.fdlp.gov/GPO/gpo73878}
}