@book{19891,
	author = {Nasca, Philip C.},
	title = {Fundamentals of cancer epidemiology /},
	publisher = {Jones and Bartlett Publishers,},
	year = {2008},
	address = {Sudbury, Mass. :},
	edition = {2nd ed.},
	url = {http://www.loc.gov/catdir/toc/fy0805/2007031109.html}
}