@book{18441,
	author = {Ruiz Morales, Alvaro J. and Gómez Restrepo, Carlos; Colaboradores},
	title = {Epidemiología clínica /},
	publisher = {Médica Internacional Ltda,},
	year = {2015},
	address = {Colombia :},
	edition = {Segunda edición},
	note = {www.medicapanamericana.com}
}