Khan, M. A., M. Ahmad, V. Aslam, A. Bilal, K. Ullah, S. Z. Ali, A. Baseer, M. Imran, and F. Ullah. “Thoracoplasty: Not an Obsolete Procedure in Developing Countries”. Pakistan Journal of Chest Medicine, vol. 16, no. 4, June 2015, http://pjcm.net/index.php/pjcm/article/view/137.