Goel, KM, et al. “Non-Hodgkin’s Lymphoma Presenting As a Primary Endobronchial Tumor - A Case Report”. SAARC Journal of Tuberculosis, Lung Diseases and HIV AIDS, vol. 9, no. 2, Apr. 2013, pp. 37-40, doi:10.3126/saarctb.v9i2.7978.