PRIYANTO, Kurniawan Edi; SUMARDIYONO, Sumardiyono. Activities of Brain Gymnastics Against Enhancement of Cognitive Function in the Elderly. Journal of Global Research in Public Health, [S. l.], v. 6, n. 1, p. 25–30, 2021. DOI: 10.30994/jgrph.v6i1.305. Disponível em: https://jgrph.org/index.php/JGRPH/article/view/305. Acesso em: 18 jul. 2025.