Esmaeili S, Vahedifard F, Ebrahimi F, Nazarian H, Shahidi A, Mirzaasgari Z, et al. Estimate the severity of acute ischemic stroke by optic nerve sheath ultrasound. Ultrasound J [Internet]. 2025 Dec. 8 [cited 2026 Jan. 30];17(1):66. Available from: https://www.mattioli1885journals.com/index.php/theultrasoundjournal/article/view/18376