«The Aqueous Calyx Extract of Hibiscus sabdariffa Lowers Blood Pressure and Heart Rate via Sympathetic Nervous System Dependent Mechanisms», NJPS, vol. 29, n.º 2, pp. 131–136, mai. 2021, Acedido: 21 de maio de 2026. [Online]. Disponível em: https://www.ojshostng.com/index.php/njphysiologicalsciences/article/view/1820