Maira Fatima (2020) “ Homocysteine and Carcinoembryonic Antigen as Biomarkers for the Diagnosis of Malignant Pleural Effusion”, International Journal of Pharma and Bio Sciences, 11(3), pp. 15–20. Available at: https://ijpbs.net/index.php/journal/article/view/6847 (Accessed: 23 July 2026).