Basit, U., S. A. Abbas, A. . Akhtar, F. . Zaina, and G. Fatima. “Diagnosis and Etiologies of Unilateral Pleural Effusion in a District General Hospital in the United Kingdom”. Pakistan Journal of Chest Medicine, vol. 29, no. 4, Dec. 2023, pp. 462-9, doi:10.1996/pjcm.v29i4.785.