Santoso, Anwar. “Putting The Herbal Medicine into The Modern Anti-Hypertension Armamentarium: Hibiscus Sabdariffafor Hypertension?”. Indonesian Journal of Cardiology 33, no. 3 (1): 146-8. Accessed May 29, 2026. https://www.ijconline.id/index.php/ijc/article/view/39.