@book{24683,
	author = {Poon, Leonard W., and ebrary, Inc.},
	title = {Annual review of gerontology and geriatrics.},
	publisher = {Springer,},
	year = {2008.},
	series = {Annual review of gerontology and geriatrics,},
	address = {New York :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10265276}
}