Bashir, N., A. Ahmed, H. Raza, and M. . Imran. “Relationship Between the Susceptibility of Salmonella.Typhi to Ciprofloxacin, Ofloxacin and Their Respective Susceptibility To Nalidixic Acid”. The International Journal of Frontier Sciences, vol. 2, no. 2, July 2018, pp. 33-44, doi:10.37978/tijfs.v2i2.40.