Luga, I. I. (2008) “Seroprevalence Of Enterohaemorrhagic Shigatoxin-Producing <i>Escherichia Coli</i> 0157:H7 Isolates From Abattoir Effluents In Zango – Zaria, Nigeria”, Nigerian Veterinary Journal, 27(3), pp. 73–79. doi: 10.4314/nvj.v27i3.3529.