Keel, Stuart, Connie Koklanis, Meri Vukicevic, Catherine Itsiopoulos, and Laima Brazionis. “Dietary Intake and Retinal Microvasculature: A Systematic Review”. Asian Journal of Ophthalmology 14, no. 4 (January 20, 2016). Accessed January 22, 2021. https://www.asianjo.com/index.php/AsianJO/article/view/147.