@book{9221,
	author = {Andersen, Per Kragh.},
	title = {Survival and event history analysis /},
	publisher = {Wiley,},
	year = {c2006.},
	address = {Chichester, West Sussex, England ;},
	url = {http://www.loc.gov/catdir/toc/ecip0614/2006017591.html}
}