Setiananda, Rega. “The Correlation of Cognitive Activities and Dietary Habits With theElderly’s Cognitive Functions”. International Journal of Psychosocial Rehabilitation 24, no. 2 (April 30, 2020): 3967–3978. Accessed August 4, 2025. https://www.psychosocial.com/index.php/ijpr/article/view/2144.