Danfulani, M., S. Saidu, and M. Musa. “Multiple Urethral Calculus Misdiagnosed As Urethral Stricture: The Role of Imaging in Unknotting the Confusion”. Asian Journal of Medical Sciences, vol. 7, no. 3, Jan. 2016, pp. 118-20, doi:10.3126/ajms.v7i3.13874.