Ingraham H, ed. American Academy of Ophthalmology. 2017-2018 Basic and Clinical Science Course. San Francisco: American Academy of Ophthalmology; 2017; v.1-13.
Boyd K. Subconjunctival hemorrhage treatment. American Academy of Ophthalmology. https://www.aao.org/eye-health/diseases/subconjunctival-hemorrhage-treatment. Updated June 25, 2019. Accessed July 2019.