Nafa Andini. The Effectiveness Of Celery And Rosella Flower Decoctions In Reducing High Blood Pressure At The Elderly Integrated Health Post (Posyandu) In Rw 01, Kebon Baru Village, South Jakarta In 2025. IJHET [Internet]. 2026 May 7 [cited 2026 May 8];5(1). Available from: https://afdifaljournal.com/journal/index.php/ijhet/article/view/749