AL-HAMISH, M. Determination of concentrations of lead, cadmium, zinc and copper in the blood of workers at Baiji thermal power plant. Journal of Education and Science, [S. l.], v. 19, n. 1, p. 51–60, 2007. DOI: 10.33899/edusj.2007.51017. Disponível em: https://edusj.uomosul.edu.iq/index.php/edusj/article/view/42419. Acesso em: 10 sep. 2025.