Wajahat Hussain Shah, Abdul Rasool Abbasi, Agha Asad Noor, and Naeem Tariq Narejo, trans. “Frequency of Bacterial and Viral Infections in the Environment of Different Areas of Karachi”. Pakistan Journal of Analytical & Environmental Chemistry 20, no. 2 (December 3, 2024): 127 – 134. Accessed November 5, 2025. https://pjaec.pk/index.php/pjaec/article/view/172.