Ekpebegh, C. O., G. v Wyk, D. Crida, A. R. Isiavwe, I. L. Ross, and N. S. Levitt. “Acute Bilateral Cataracts in Diabetes Mellitus - a Report on Two Cases”. Journal of Endocrinology, Metabolism and Diabetes of South Africa, vol. 12, no. 1, Aug. 2007, doi:10.1080/22201009.2007.10872152.