Ayat Sharhan Saadoun, Jabbar M. Rashid. Determination of Health Risk Coefficients for Natural Radioactive Elements in Crude Oil Produced from Al Gharraf Oil Field. UTJ [Internet]. 2019 Apr. 24 [cited 2025 Oct. 9];13(2):42-60. Available from: https://jutq.utq.edu.iq/index.php/main/article/view/136