Damarla, Nirupama, et al. “Study on Ocular Surface Changes in Patients With Unilateral Pterygium Compared to Their Normal Eye”. Journal of Ophthalmology and Research, vol. 8, no. 3, Sept. 2025, pp. 53-57, https://fortunejournals.org/ojs/index.php/jor/article/view/17693.