Sandhu, J. K., A. Sethi, and S. K. Dhir. “Diagnostic Dilemma in a Child With Bilateral Empyema and Pyopericardium: A Case Report”. International Journal of Contemporary Pediatrics, vol. 13, no. 8, July 2026, pp. 1517-21, doi:10.18203/2349-3291.ijcp20262321.