Suprabhat Ranjan, and Sheela Sinha. “A Study on Hyponatremia Among Pediatric Patients With Pneumonia At A Tertiary Care Centre Of Bihar”. International Journal of Health and Clinical Research, vol. 5, no. 3, Jan. 2022, pp. 501-4, https://ijhcr.com/index.php/ijhcr/article/view/4469.