“LONGITUDINAL SURVEY ON THE PREVALENCE OF Escherichia Coli 0157:H7 IN BOVINE FAECES AND THE SLAUGHTERED CARCASSES FROM MAJOR ABATTOIRS IN CROSS RIVER STATE, NIGERIA”. FULafia Journal of Science and Technology , vol. 3, no. 1, Mar. 2017, pp. 35-41, https://lafiascijournals.org.ng/index.php/fjst/article/view/79.