Mardiyanto, Fransiska YD, Dedeh S Jahja, and Yenni Limyati. “Factors Related to Cognitive Function in Elderly People”. Journal of Medicine and Health 1, no. 6 (August 31, 2017). Accessed January 18, 2025. http://224305.koshikahk.tech/index.php/jmh/article/view/547.