@book{82749,
	author = {Gordis, Leon and Carvalho, Ana Maria},
	title = {Epidemiologia},
	publisher = {Lusodidacta},
	year = {d.l. 2010},
	address = {Loures},
	edition = {4.ª ed},
	note = {[Tit. original] Epidemiology}
}