@book{227073,
	author = {Millán Calenti, José Carlos and e-libro, Corp.},
	title = {Principios de geriatría y gerontología},
	publisher = {McGraw-Hill Interamericana de España},
	year = {2006.},
	address = {Madrid},
	url = {http://site.ebrary.com/lib/pucpr/Doc?id=10491412}
}