@book{101422,
	author = {Tramèr, Martin R. and ebrary, Inc.},
	title = {Evidence based resource in anaesthesia and analgesia},
	publisher = {BMJ Books,},
	year = {c2003.},
	address = {London :},
	edition = {2nd ed.},
	url = {http://site.ebrary.com/lib/strathmore/Doc?id=10300805}
}