Quratulain Javaid, Ambreen Usmani. Distinctive morphometric measurement of frontal sinuses among the female ethnic populations living in Karachi. J Pak Med Assoc [Internet]. 2021 Apr. 30 [cited 2026 Apr. 30];71(7):1-14. Available from: https://mail.jpma.org.pk/index.php/public_html/article/view/866