Kamal, M., A. Javaid, Z. Ullah, A. Basit, and M. Y. Khan. “Comparison of Post Pleurodesis Pain With and Without Lignocaine in Patients With Malignant Pleural Effusion”. Pakistan Journal of Chest Medicine, vol. 18, no. 3, Sept. 2012, pp. 23-29, https://pjcm.net/index.php/pjcm/article/view/100.