R. H. Ghimire, A. Ghimire, B. Bista, S. Yadav, and R. K. Shreewastav, “Spontaneous Pneumothorax: Follow up Treatment Outcome in a Tertiary Care Center of Eastern Nepal”, Kathmandu Univ. Med. J., vol. 18, no. 3, pp. 284–288, Sep. 2020.