Tani, J., Widjaja, I.R., Tedja, I., Pratomo, I.P., Siagian, I., Fahri, I., Amri, Z. and Bardosono, S. 2007. Association between dietary intake of vitamin A, C, and E as antioxidants and cognitive function in the elderly at a nursing home. Medical Journal of Indonesia. 16, 4 (Nov. 2007), 261–6. DOI:https://doi.org/10.13181/mji.v16i4.289.