Muhammad Rizwan, “A STUDY ON EXTENDED-SPECTRUM β-LACTAMASE GENES FROM CLINICALLY ISOLATED GRAM-NEGATIVE BACTERIA IN BAHAWALPUR”, J Popl Ther Clin Pharmacol, vol. 31, no. 2, pp. 2008–2023, Feb. 2024, doi: 10.53555/jptcp.v31i2.4571.