@book{236452,
	author = {Gershman, George. and Thomson, Mike and ebrary, Inc.},
	title = {Practical pediatric gastrointestinal endoscopy},
	publisher = {Wiley-Blackwell,},
	year = {2012.},
	address = {Chichester, West Sussex :},
	edition = {2nd ed.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10518739}
}