“Using PCR Technique for Diagnosis of Bacterium Escherichia Coli O157:H7 Isolated from Urine Samples of Humans and Sheep: Al-Wgaa, A. A.@ and Alwan, M. J”. The Iraqi Journal of Veterinary Medicine, vol. 38, no. 2, Dec. 2014, pp. 17-21, https://doi.org/10.30539/iraqijvm.v38i2.217.