S. Naz, F. Rasheed, M. Saeed, S. Iram, and A. A. Imran, “Bad Bugs and No Drugs: Activity of Colistin as Waging War against Emerging Metallo-β-Lactamases Producing Pathogens”, Annals KEMU, vol. 24, no. 1, pp. 625–631, Apr. 2018.