Mohamed, E., A. Abdel Ghaffar, W. Aboelwafa, and H. Mohammadien. “Indications and Outcomes of Pneumonectomy for Benign Diseases: A Single-Center Experience”. The Egyptian Cardiothoracic Surgeon, Vol. 3, no. 3, May 2021, pp. 70 -79, https://journals.escts.net/ects/article/view/140.