@book{57294,
	author = {Villa, Peter. and ebrary, Inc.},
	title = {Comparative effectiveness of medical treatments},
	publisher = {Nova Science Publishers, Inc.,},
	year = {c2009.},
	series = {Health care issues, costs and access series},
	address = {New York :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10674882}
}