Chua Jr, R., Regalado, J. A., & Gelera, J. . (2021). Delayed Sudden Blindness From Unilateral Ophthalmic Artery Vasospasm Following Endoscopic Sinus Surgery?. Philippine Journal of Otolaryngology Head and Neck Surgery, 36(1), 62. https://doi.org/10.32412/pjohns.v36i1.1643