Qureshi, Maryam Faiz, and Ambreen Usmani. “Clinically Significant Variation of Paranasal Sinuses on CT-Scan”. Journal of Bahria University Medical and Dental College 10, no. 2 (March 18, 2021): 152–157. Accessed November 22, 2024. https://jbumdc.bahria.edu.pk/index.php/ojs/article/view/446.