Hubungan Aktivitas Fisik dengan Variabilitas Tekanan Darah pada Lansia di Daerah Istimewa Yogyakarta: The Relationship Between Physical Activity and Blood Pressure Variability Among Older Adults in the Special Region of Yogyakarta. (2026). Journal of Health, 13(2), 290-298. https://doi.org/10.30590/joh.v13n2.286