@book{2836,
	author = {Peter B Cotton;  and G N J Tytgat;},
	title = {Annual of gastrointestinal endoscopy 1996 : illustrated in colour},
	publisher = {Rapid Science Publishers,},
	year = {  ©1996.},
	address = {London, U.K. :},
	edition = {English : 9th ed},
	note = {includes; indexes}
}