1. Glaucoma. National Eye Institute. https://www.nei.nih.gov/learn-about-eye-health/eye-conditions-and-diseases/glaucoma. Accessed January 15, 2026.
2. Primary Open-Angle Glaucoma. American Academy of Ophthalmology. https://www.aao.org/eye-health/diseases/what-is-glaucoma. Accessed January 15, 2026.
3. Angle-Closure Glaucoma. American Academy of Ophthalmology. https://www.aao.org/eye-health/diseases/angle-closure-glaucoma. Accessed January 15, 2026.
4. Normal-Tension Glaucoma. American Academy of Ophthalmology. https://www.aao.org/eye-health/diseases/what-is-normal-tension-glaucoma. Accessed January 15, 2026.
5. Glaucoma Facts & Figures. BrightFocus Foundation. https://www.brightfocus.org/glaucoma/facts-figures/. Accessed January 15, 2026.
6. Preferred Practice Pattern Guidelines. American Academy of Ophthalmology. https://www.aao.org/preferred-practice-pattern. Accessed January 15, 2026.