“Radon, Radium, and Uranium Concentrations in the Blood of Cigarette-Smoking Women and Lung Cancer Risk”. Iraqi Journal of Science 64, no. 8 (August 30, 2023): 3935–3947. Accessed March 30, 2025. https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/6931.