Ramadhani, N. 2026. THE RELATIONSHIP BETWEEN ANXIETY LEVELS AND SLEEP QUALITY IN ELDERLY PEOPLE WITH HYPERTENSION IN THE WORKING AREA OF PURWOSARI PUBLIC HEALTH CENTER, SURAKARTA CITY. Jurnal Skala Kesehatan. 17, 1 (Jan. 2026), 77-86. DOI:https://doi.org/10.31964/jsk.v17i1.521.