@book{108827,
	author = {Talley, Nicholas Joseph. and ebrary, Inc.},
	title = {GI epidemiology},
	publisher = {Blackwell Pub.,},
	year = {2007.},
	address = {Malden, Mass. :},
	url = {http://site.ebrary.com/lib/strathmore/Doc?id=10232974}
}