Haeruddin, Haeruddin, Syamsu Khaldun, Veni Hadju, Alimin Maidin, and Armyn Nurdin. “Effect of Iron Supplementation, Vitamin A and Vitamin C to the Increase of Hemoglobin and Achievement of Elementary School Students in Barru Regency, 2014”. International Journal of Sciences: Basic and Applied Research (IJSBAR) 24, no. 3 (October 11, 2015): 384–395. Accessed May 19, 2024. https://www.gssrr.org/index.php/JournalOfBasicAndApplied/article/view/4760.