Vieira, Rita, Ana Figueiredo, Isabel Sampaio, and Maria João Menéres. “XEN Gel Stent ® in the Management of Glaucoma: Preliminary Results of a Tertiary Center”. Ukrainian Journal of Ophthalmology , no. 1 (February 28, 2023): 9–13. Accessed November 14, 2025. https://ua.ozhurnal.com/index.php/files/article/view/3.