D. . Melasangam and J. Daniel, “Comparison of Modified Predisposition, Insult, Response, Organ dysfunction (PIRO) score and Respiratory Index of Severity in Children (RISC) score in prediction of severity of paediatric pneumonia: A cross-sectional comparative study”, J Neonatal Surg, vol. 14, no. 24S, pp. 628–632, May 2025.