@book{81354,
	author = {Haycock, Adam.},
	title = {Cotton and Williams' practical gastrointestinal endoscopy :},
	publisher = {Wiley,},
	year = {2014.},
	address = {Chichester, England ;},
	edition = {Seventh edition.},
	note = {Preceded by: Practical gastrointestinal endoscopy / Peter B. Cotton ... [et al.]. 6th ed. 2008.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10814443}
}