HAIDER, A.; SHALIM, E. .; AFZAL, S. . Risk Factors and Outcome of Acute Kidney Injury in Critical COVID-19 patients in Karachi, Pakistan: A Single center, Retrospective study. Pakistan Journal of Kidney Diseases, [S. l.], v. 7, n. 2, p. 3–7, 2023. DOI: 10.53778/pjkd72221. Disponível em: http://pjkd.com.pk/index.php/pjkd/article/view/221. Acesso em: 17 apr. 2026.