W. E. Morsi, E. S, M. A. Tadros, H. A. Sanad, N. Hassan, and E. M. Metwalli, “Procalcitonin and nSOFA at Sepsis Evaluation: Diagnostic Accuracy for Late-Onset Sepsis and 7-Day Mortality in Preterm Neonates: A Cross-Sectional Analytic Study”, Adolescência e Saúde, vol. 21, no. 3s, pp. 195–203, Jun. 2026.