S. S. Abidi, T. Gazder, Manzoor Hussain, Syed Rabiullah, Mazahir Zulfiqar, and S. A. H. Rizvi, “Epidemiology of male urethral strictures in Pakistan”, J Pak Med Assoc, vol. 73, no. 10, pp. 2054–2058, Sep. 2023.