Frequency of Bacterial and Viral Infections in the Environment of Different Areas of Karachi. Pakistan Journal of Analytical & Environmental Chemistry, Pakistan, v. 20, n. 2, p. 127 – 134, 2024. DOI: 10.21743/pjaec/2019.12.16. Disponível em: https://pjaec.pk/index.php/pjaec/article/view/172. Acesso em: 3 jul. 2025.