Indah Permata Dewi, K., I. P. . Eka Widyadharma, N. . Wahyuni, W. . Putu Sutirta Yasa, I. D. . Ayu Inten Dwi Primayanti, and N. L. . Gede Yoni Komalasari. “Majejaitan Activity and High Serum BDNF Levels As Protective Factors Against Cognitive Impairment in the Elderly”. Eduvest - Journal of Universal Studies, vol. 5, no. 10, Oct. 2025, pp. 11970-89, doi:10.59188/eduvest.v5i10.52138.