Bhatta, Amiya Dev, et al. “Effect of Clean Intermittent Self-Catheterization by Frequency After Optical Internal Urethrotomy For Primary Bulbar Urethral Stricture”. Bangladesh Journal of Urology, vol. 26, no. 1, Jan. 2023, pp. 14-21, doi:10.3329/bju.v26i1.70080.