@book{141323,
	author = {Heymann, David L.},
	title = {El control de las enfermedades transmisibles /},
	publisher = {Organizacion Panamericana de la Salud,},
	year = {2011},
	series = {Publicación Cientifica y Técnica},
	address = {Washington D.C. : },
	edition = {19a ed.}
}