Hadidi, Khofi. “DIFFERENCES OF BLOOD PRESSURE IN ELDERLY PATIENTS WITH HYPERTENSION BEFORE AND AFTER DOING HEALTHY HEART BEEF AT POSYANDU LANSIA KECAMATAN PATRANG”. Jurnal Kesehatan dr. Soebandi 5, no. 2 (October 10, 2017). Accessed July 1, 2025. https://journal.uds.ac.id/jkds/article/view/90.