Comparative Antioxidant Activity of Hibiscus sabdariffa and Ascorbic Acid on Ferrous Sulphateinduced Oxidative Stress in Clarias gariepinus. The East and Central African Journal of Pharmaceutical Sciences, [S. l.], v. 11, n. 2, p. 39–42, 2018. Disponível em: http://jsep.uonbi.ac.ke/ojs/index.php/ecajps/article/view/73. Acesso em: 17 jun. 2026.