Rau, Parvathi, B. V. S. Thimmayamma, D. S. Hanumantha Rao, and M. C. Swaminathan. “Validity of Institutional Diet Surveys”. The Indian Journal of Nutrition and Dietetics 9, no. 5 (September 1, 1972): 264–268. Accessed July 4, 2024. https://informaticsjournals.com/index.php/ijnd/article/view/10560.