@book{4169,
	author = {Kleinbaum, David G. and Klein, Mitchel.},
	title = {Logistic regression :},
	publisher = {Springer,},
	year = {c2010.},
	series = {Statistics in the health sciences},
	address = {New York :},
	edition = {3rd ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy1316/2009943538-d.html}
}