Al-Hamish, Mousa. “Determination of Concentrations of Lead, Cadmium, Zinc and Copper in the Blood of Workers at Baiji Thermal Power Plant”. Journal of Education and Science (JES) 19, no. 1 (January 1, 2007): 51–60. Accessed August 8, 2025. https://ojs.uomosul.edu.iq/index.php/edusj/article/view/24298.