@book{63175,
	author = {Knottnerus, J. Andr�e. and ebrary, Inc.},
	title = {The Evidence base of clinical diagnosis},
	publisher = {BMJ Books,},
	year = {2002.},
	address = {London :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10033012}
}