Risk Factors and Outcome of Acute Kidney Injury in Critical COVID-19 patients in Karachi, Pakistan: A Single center, Retrospective study. Pak J Kidney Dis [Internet]. 25. juni 2023 [henvist 1. juli 2026];7(2):3-7. Tilgængelig hos: https://www.pjkd.com.pk/index.php/pjkd/article/view/221