Liudmila, K., Lukeerthana, K. R., Mohamed Sabran, M. N., Waneshwari, M. and Vithanage, U. N. (2026) “Clinical and laboratory features of patients with postoperative pneumonia after cardiac surgery”, International Journal of Research in Medical Sciences, 14(4), pp. 1344–1351. doi: 10.18203/2320-6012.ijrms20260938.