Astutik, Nanik Dwi, et al. “Positive Correlation of Hypertension and Cognitive Function of Elderly”. Jurnal Ners Dan Kebidanan (Journal of Ners and Midwifery), vol. 9, no. 3, Dec. 2022, pp. 311-20, doi:10.26699/jnk.v9i3.ART.p311-320.