Ardian, Iwan, & Nuraini Nuraini.
"The Effectiveness of  Brain Gym and Brain Vitalization Gym in  Increasing Cognitive Function of The Elderly in Pucang Gading Social  Rehabilitation Unit of Semarang." <em>NurseLine Journal</em> [Online], 3.1 (2018): 38-45. Web. 25 Nov. 2024