Wentzel-Viljoen, Edelweiss, R Laubscher, and A Kruger. “Using Different Approaches to Assess the Reproducibility of a Culturally Sensitive Quantified Food Frequency Questionnaire”. South African Journal of Clinical Nutrition 24, no. 3 (July 17, 2011): 143-148. Accessed May 6, 2024. http://sajcn.redbricklibrary.com/index.php/SAJCN/article/view/522.