@book{2901,
	author = {Lilienfeld, David E. and Stolley, Paul D.},
	title = {Foundations of epidemiology.},
	publisher = {Oxford University Press,},
	year = {1994.},
	address = {New York :},
	edition = {3rd ed. /},
	note = {Rev. ed. of: Foundations of epidemiology / Abraham M. Lilienfeld and David E. Lilienfeld. 2nd ed. 1980.},
	url = {http://www.loc.gov/catdir/enhancements/fy0603/93005963-d.html}
}