Tawfiq, L.N.M. and Tawfiq, M.N.M. (2016) “Using Semi-Analytic Method to Decreasing Dangers of Lead”, Ibn AL-Haitham Journal For Pure and Applied Sciences, 24(3). Available at: https://jih.uobaghdad.edu.iq/index.php/j/article/view/838 (Accessed: 2 April 2025).