@book{8174,
	author = {Armenian, Haroutune K. and Shapiro, Sam.},
	title = {Epidemiology and health services /},
	publisher = {Oxford University Press,},
	year = {1998.},
	address = {New York :},
	url = {http://www.loc.gov/catdir/enhancements/fy0605/97000856-d.html}
}