Adriani, Donna, Yudhisman Imran, Martiem Mawi, Patwa Amani, and Ermita I.I. Ilyas. “Effect of Brain Gym ® Exercises on Cognitive Function and Brain-Derived Neurotrophic Factor Plasma Level in Elderly: a Randomized Controlled Trial”. Universa Medicina 39, no. 1 (March 28, 2020): 34–41. Accessed April 25, 2024. https://univmed.org/ejurnal/index.php/medicina/article/view/867.