Verma, Ekta, Indira Das, and Anupam Das. “Respiratory Index of Severity in Children Score for Assessment of Severity in Pediatric Pneumonia- a Hospital-Based Study”. International Journal of Research in Medical Sciences 11, no. 5 (April 29, 2023): 1582–1586. Accessed May 26, 2026. https://www.msjonline.org/index.php/ijrms/article/view/11945.