Comparison of total phenolic compounds and antioxidant activity of four brands of infusions of Hibiscus sabdariffa (Malvaceae) marketed in Costa Rica. Uniciencia, [S. l.], v. 28, n. 1, p. 34–42, 2014. Disponível em: https://www.revistas.una.ac.cr/index.php/uniciencia/article/view/5591.. Acesso em: 2 may. 2024.