Hammood HA. Radon Exhalation Rate and Mean Annual Effective Dose from Radium concentration from Gharraf Canal and Its Some Branches in Thi Qar Governorate (Iraq). UTJ [Internet]. 2019 Apr. 22 [cited 2025 Oct. 6];12(1):81_97. Available from: https://www.jutq.utq.edu.iq/index.php/main/article/view/81