Mashi, Sharfuddeen, Sani Aji, Muzzammil Abdullahi, Bashir Yunusa, and Sani Alhassan. “Low Grade Transitional Cell Carcinoma of the Urethra Successfully Treated With Only Intraurethral Instillation of Mitomycin-C”. Annals of African Medical Research 1, no. 2 (December 19, 2018). Accessed February 17, 2019. https://aamronline.org/index.php/aamr/article/view/2.