Presence of p-synephrine in teas commercialized in Porto Alegre (RS/Brazil) . Brazilian Journal of Pharmaceutical Sciences, [S. l.], v. 45, n. 2, p. 273–278, 2009. DOI: 10.1590/S1984-82502009000200012. Disponível em: https://revistas.usp.br/bjps/article/view/10681.. Acesso em: 13 may. 2024.