Van Heerden, Ingrid, and Hettie Schonfeldt. “The Lack of Food Intake Data and the Consequences Thereof”. South African Journal of Clinical Nutrition 24, no. 1 (February 4, 2011): 10-18. Accessed December 22, 2024. http://sajcn.redbricklibrary.com/index.php/SAJCN/article/view/494.