gongati, P. K., S. F. H. M. SHAFI, and P. Mukka. “Comparison Of Serum-Pleural Fluid Albumin Gradient And Alkaline Phosphatase Against Light’s Criteria For Distinguishing Transudates From Exudates”. Asian Journal of Medical Research, Vol. 5, no. 2, Mar. 2016, pp. 5-10, https://aijournals.com/index.php/ajmr/article/view/150.