Nishanth, P. S., Devassy, T. V. and Jose, T. (2022) “Diagnostic utility of cancer ratio in differentiating malignant from non-malignant pleural effusions in a tertiary care centre in central Kerala”, International Journal of Advances in Medicine, 9(2), pp. 102–106. doi: 10.18203/2349-3933.ijam20220116.