Kazi, Z., Pethani, A. and Saleem, A. F. (2022) “Global Wild Poliovirus and cVDPV drop during COVID Pandemic. Why and How?”, Infectious Diseases Journal of Pakistan, 30(3), pp. 58–60. Available at: https://ojs.idj.org.pk/index.php/Files/article/view/1 (Accessed: 19 December 2025).