Luga, I.; Akombo, P. M.; Kwaga, J. K.; Umoh, V. J.; Ajogi, I. Seroprevalence Of Faecal Shedding Of <i>Escherichia Coli</I> O157:H7 From Exotic Dairy Cattle In North-Western Nigeria. Nig. Vet. J. 2008, 28, 6-11.