“Application of Ergonomic Exercise to Reduce Blood Pressure in Erderly Patiens With Hypertension in the Working Area of Simpang Tiga Public Health Center Pekanbaru”. JURNAL KEPERAWATAN 6, no. 1 (Maret 30, 2026). Diakses Agustus 18, 2026. https://jurnal.pkr.ac.id/index.php/JONAH/article/view/1407.