Subconjunctival Hemorrhage Treatment. American Academy of Ophthalmology. https://www.aao.org/eye-health/diseases/subconjunctival-hemorrhage-treatment. Sep 1, 2016. Accessed September 2017.
Ingraham H, ed. American Academy of Ophthalmology. 2016-2017 Basic and Clinical Science Course. San Francisco: American Academy of Ophthalmology; 2016; v.1-13.