Fatima S, Shamim S, Ejaz T. Clinical outcomes and predictors of mortality in COVID-19 patients admitted to a High Dependency Unit in Pakistan-a cross-sectional study. J Pak Med Assoc [Internet]. 2023 Jul. 15 [cited 2025 Mar. 24];73(8):1628-33. Available from: https://jpma.org.pk/index.php/public_html/article/view/7288