Rheeder, P., M. Duim-Beytell, R. Meijer, T. Gustavsson, G. Danler, and R. Ahmed. “Carotid Intima-Media Thickness and Its Associations With Type 2 Diabetes Mellitus in South Africans”. Journal of Endocrinology, Metabolism and Diabetes of South Africa, vol. 17, no. 3, Dec. 2012, pp. 135-40, doi:10.1080/22201009.2012.10872292.