I. U. Peter, O. C. Obike, J. N. Ngwu, A. P. Emeruwa, I. O. Okolo, and I. D. Mohammed, “Prevalence of Biofilm-forming and Carbapenemase-producing Gram-negative Bacilli Colonizing Indwelling Urinary Catheters of Patients”, USci, vol. 4, no. 2, pp. 270–284, Jun. 2025, doi: 10.56919/usci.2542.027.