Akbari, Mitra. “Topical Interferon Alpha-2b in Refractory Limbal Vernal Keratoconjunctivitis: A Case Report”. International journal of health sciences 6, no. S7 (August 5, 2022): 1287–1293. Accessed June 3, 2026. https://sciencescholar.us/journal/index.php/ijhs/article/view/11533.