Modjadji, S., Alberts, M., & Mamabolo, R. (2008). Folate and iron status of South African non-pregnanat rural women of childbearing age, before and after fortification of foods. South African Journal of Clinical Nutrition, 20(3), 89-95. Retrieved from http://sajcn.co.za/index.php/SAJCN/article/view/220