Khadim, M. T. ., S. . Ahmed, F. . Akhtar, S. R. . Jaffar, I. A. . Mirza, J. . Anwar, and H. . Tahir. “Clinicopathological Characteristics of Nasal Polyps With Chronic Sinusitis”. Journal of Bahria University Medical and Dental College, vol. 6, no. 3, Sept. 2016, pp. 178-81, https://jbumdc.bahria.edu.pk/index.php/ojs/article/view/193.