Huda, F., M. Taufiq, H. Adel, S. A. Khan, and A. Sattar. “Bilateral Orbital Meningocele Without Frontoethmoidal Meningocephalocele: A Rare Presentation”. Journal of the Dow University of Health Sciences (JDUHS), vol. 11, no. 2, Aug. 2007, pp. 59-60, https://mail.jduhs.com/index.php/jduhs/article/view/1391.