@book{117580,
	author = {Beers, Mark H., and Merck Research Laboratories.},
	title = {The Merck manual of diagnosis and therapy /},
	publisher = {Merck Research Laboratories,},
	year = {2006.},
	address = {Whitehouse Station :},
	edition = {Eighteenth Edition.},
	note = {Includes index.}
}