Association between serum procalcitonin levels and outcomes of patients admitted to two tertiary paediatric intensive care units in Bloemfontein: A retrospective analytical study. Southern African Journal of Critical Care, [S. l.], v. 41, n. 1, p. e2247, 2025. DOI: 10.7196/SAJCC.2025.v41i1.2247. Disponível em: https://samajournals.co.za/index.php/sajcc/article/view/2247. Acesso em: 18 apr. 2026.