@book{31556,
	author = {Patrick, Donald L. and Erickson, Pennifer.},
	title = {Health status and health policy :},
	publisher = {Oxford University Press,},
	year = {1993.},
	address = {New York :},
	url = {http://www.loc.gov/catdir/enhancements/fy0605/92006173-d.html}
}