@book{17705,
	author = {Anderson, Simon H. C. and Dalton, H. R. and ebrary, Inc.},
	title = {Key topics in gastroenterology},
	publisher = {BIOS Scientific,},
	year = {1999.},
	series = {The key topics series},
	address = {Oxford :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=5000295}
}