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PHILIP, J. Y. N. .; JOHN, S. .; OTHMAN, O. C. . Levels of heavy metals in selected facial cosmetics marketed in Dar es Salaam, Tanzania. Tanzania Journal of Science, [S. l.], v. 44, n. 2, p. 81–88, 2018. Disponível em: http://www.tjs.udsm.ac.tz/index.php/tjs/article/view/246. Acesso em: 26 jul. 2025.