A. Hakim, M. A. Khan, F. U. H. Nawaz, and S. Akram, “COMPARISON OF COMBINED ORAL & TOPICAL VERSUS TOPICAL CORTICOSTEROIDS AFTER FUNCTIONAL ENDOSCOPIC SINUS SURGERY OF NASAL POLYPOSIS”, PAFMJ, vol. 67, no. Suppl-3, pp. S304–07, Aug. 2017.