ASHRAF, W.; JAFFAR, M. ?Age and Sex Dependence of Copper, Nickel, Lead and Zinc Levels in Scalp Hair of Urban Pakistani Population: ?Short Communication. Biological Sciences - PJSIR, [S. l.], v. 38, n. 3-4, p. 164–166, 1995. Disponível em: https://v2.pjsir.org/index.php/biological-sciences/article/view/2463. Acesso em: 3 jul. 2024.