Hussein , Israa Abd, et al. “Detection of Some Antibiotic-Resistance Genes (qnrB, QnrS, ParE, and ArmA) for Escherichia Coli Isolated from Tigris River, Baghdad, Iraq”. Iraqi Journal of Science, vol. 67, no. 4, Apr. 2026, pp. 2138-51, https://doi.org/10.24996/ijs.2026.67.4.19.