Khalaf, Zainab Z., and May T. Flayyih. “The Genotypic Identification of Colicins Produced by Clinical Isolates of Escherichia Coli in Iraq”. World Journal of Experimental Biosciences 3, no. 2 (October 20, 2015): 94–99. Accessed August 27, 2025. https://wjebio.com/index.php/journal/article/view/66.