Al-Ghamdi A, Alzahrani J. Studies of 226Ra, 28Th and 40K Concentrations in Cooking Oil and Estimation the Radiological Hazards to Human Health. ASRJETS-Journal [Internet]. 2017 Apr. 30 [cited 2024 Apr. 29];31(1):78-84. Available from: https://www.asrjetsjournal.org/index.php/American_Scientific_Journal/article/view/2965