D. S. Nagathan, D. Dalela, S. Sankhwar, A. Goel, A. K. Dwivedi, and R. Yadav, “Single Dose Silodosin Prior to Voiding Cystourethrogram: A Pharmacological Adjunct to Enhance Visualization of Posterior Urethra”, Urol J, vol. 11, no. 1, pp. 1320–1324, Mar. 2014.