@book{296680,
	author = {Moreno Altamirano, Laura and Cano Valle, Fernando},
	title = {Epidemiología clínica / Laura, Moreno Altamirano; Fernando, Cano Valle; Horacio, García Romero},
	publisher = {Mcgraw-Hill},
	year = {2004},
	address = {México},
	edition = {2a ed.}
}