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Philip, J. Y. N. ., John, S. . and Othman, O. C. . (2018) “Levels of heavy metals in selected facial cosmetics marketed in Dar es Salaam, Tanzania”, Tanzania Journal of Science, 44(2), pp. 81–88. Available at: http://www.tjs.udsm.ac.tz/index.php/tjs/article/view/246 (Accessed: 26 July 2025).