Bretschneider, . G., e . S. Pérez. “Enterohemorrhagic E. Coli: Virulence Factors and Infection in Cattle”. Analecta Veterinaria, vol. 30, nº 2, janeiro de 2010, p. 45-56, https://revistas.unlp.edu.ar/analecta/article/view/12458.