Randolph, Brian, and Patricia M. Cisarik. “Beetroot Juice: Effects on Blood Pressure, Intraocular Pressure, and Ocular Vessel Density in Healthy Adults”. The North African Journal of Food and Nutrition Research 5, no. 12 (December 29, 2017): 130–138. Accessed June 16, 2024. https://najfnr.com/home/article/view/186.