Ruia, Surabhi, Poonam Kishore, Vinita Singh, and Nitin Chaudhary. “Correlation of Refractive Error With Axial Length and Corneal Topography”. Asian Journal of Ophthalmology 15, no. 1 (January 20, 2016): 25-33. Accessed October 16, 2019. https://asianjo.com/index.php/AsianJO/article/view/176.