Khalid Farooq, Najma Hameed, Haris Hamid, Israr Ali, Rafi Ullah, and Zubaida khanum wazir. “Operative Urological Emergency a Pre-Covid and Peri-covid19 Brief Comparison”. BMC Journal of Medical Sciences, vol. 3, no. 2, Jan. 2023, pp. 94-98, https://bmcjms.org/index.php/bmcj/article/view/64.