Mabasa, E., N. Mabapa, P. Jooste, and X. Mbhenyane. “Iodine Status of Pregnant Women and Children Age 6 to 12 Years Feeding from the Same Food Basket in Mopani District, Limpopo Province, South Africa”. South African Journal of Clinical Nutrition, Vol. 32, no. 3, Feb. 2019, p. 27, http://sajcn.co.za/index.php/SAJCN/article/view/1165.