AlChalabi, R., S. Mahdi, A. Fadhil, and H. Jawad. “Polymorphism in the Promoter Region of MIF and Risk of Bladder Cancer in Iraqi Patients”. International Journal of Sciences: Basic and Applied Research (IJSBAR), vol. 25, no. 2, Feb. 2016, pp. 84-93, https://gssrr.org/index.php/JournalOfBasicAndApplied/article/view/5116.