“Efficacy of Glyceryl Trinitrate Ointment for Perianal- Intrarectal Local Anesthesia in Transrectal Ultrasound- Guided Prostate Biopsy- Compared to Topical Lignocaine”. 2020. Bangladesh Journal of Urology 21 (1): 14-19. https://doi.org/10.3329/bju.v21i1.49744.