G. S, P. V, K. KK. Significance of serum-pleural effusion albumin gradient in differentiating transudative and exudative pleural effusions in comparison to light’s criteria. Int J Adv Med [Internet]. 2017 Mar. 23 [cited 2025 Dec. 25];4(2):457-62. Available from: https://www.ijmedicine.com/index.php/ijam/article/view/572