E. A.M., S. R.R., and E. A.M., “Prevalence and Molecular Characterization of Shiga Toxin Producing E.coli Isolated from Some Locally Produced Beef Products”, JARSSH, vol. 2, no. 5, pp. 17–29, May 2016, doi: 10.53555/nnssh.v2i5.327.