@book{39895,
	author = {Fletcher, Robert H. and Fletcher, Suzanne W.},
	title = {Epidemiología Clínica.},
	publisher = {Wolters Klumer Health España, S.A., Lippincott Williams & Wilkins,},
	year = {2008.},
	address = {Barcelona, España :},
	edition = {4.},
	note = {Incluye Indice.}
}