@book{156943,
	author = {Myers, Robert G. and PAN AMERICAN HEALTH ORGANIZATION},
	title = {Los doce que sobreviven},
	publisher = {Organización Panamericana de la Salud ; Organización Mundial de la Salud ; UNICEF},
	year = {c1993.},
	series = {Scientific publication / Pan American Health Organization},
	address = {Washington, D.C.}
}