@book{39907,
	author = {Villa Romero, Antonio R. and Moreno Altamirano, Laura},
	title = {Epidemiología y estadística en salud pública.},
	publisher = {Mc Graw Hill,},
	year = {2012.},
	address = {México :},
	edition = {1.},
	note = {Incluye Indice.}
}