“Expression Levels of Efflux pump mexR and norA Genes in Multi-Drug Resistant in Some Bacteria by Using Quantitative RT-PCR Under Stress of Effect Efflux Pump Inhibitors”., MLU, vol. 21, no. 1, pp. 1486–1492, Jan. 2021, doi: 10.37506/mlu.v21i1.2532.