Md Arepen, Siti Asmat Binti, Nor Eyzawiah Binti Hassan, Shahrul Bin Hitam, Siti Soraya Ab Rahman, and Irfan Mohamad. 2018. “Mucopyocele of Concha Bullosa Mimicking Ethmoidal Polyp”. Bangladesh Journal of Medical Science 17 (4):691-93. https://doi.org/10.3329/bjms.v17i4.38341.