@book{3842,
	author = {Stroup, Donna F., and Teutsch, Steven M.},
	title = {Statistics in public health :},
	publisher = {Oxford University Press,},
	year = {1998.},
	address = {New York :},
	url = {http://www.loc.gov/catdir/enhancements/fy0602/97047073-d.html}
}