@book{29831,
	author = {Guandalini, Stefano.},
	title = {Essential pediatric gastroenterology, hepatology, and nutrition /},
	publisher = {McGraw-Hill Medical Pub. Division,},
	year = {c2005.},
	address = {New York :},
	url = {http://www.loc.gov/catdir/description/mh051/2004040305.html}
}