The Effect of Acute Administration of the Aqueous Calyx Extract of Hibiscus sabdariffa on Blood pressure, Heart rate and Double Product of Apparently Healthy Human Subjects during Different Postures. NJPS [Internet]. 30º de junho de 2022 [citado 8º de julho de 2026];37(1):147-52. Disponível em: https://www.ojshostng.com/index.php/njphysiologicalsciences/article/view/2371