Z. Al-Hasso, Mahmood, امیرة, Subhi H. Khalaf, and قاسم. “Resistance of Some Gram Negative Enteric Bacilli Isolated from Lower Respiratory Tract Infections to β-Lactam Antibiotics”. Rafidain Journal of Science 24, no. 12 (June 24, 2025): 66–79. Accessed August 14, 2025. https://ojs.uomosul.edu.iq/index.php/rsci/article/view/12855.