Afaf Ali Abdelrahim, Osama Khder Ahmed, Waseem Sameer Kwami, Haghamad Allzain, and Abdelwahab Hassan Mohamed, “Therapeutic efficacy and safety of ciprofloxacin and co-trimoxazole combination versus ciprofloxacin in urinary tract infection in Sudan”, Int. J. of Res. in Pharmacology &Pharmacotherapeutics , vol. 10, no. 1, pp. 58-69, Apr. 2021.