Radioactivity and annual effective dose in some types of drug. Iraqi Journal of Physics, [S. l.], v. 15, n. 34, p. 81–86, 2019. DOI: 10.30723/ijp.v15i34.123. Disponível em: https://ijp.uobaghdad.edu.iq/index.php/physics/article/view/123.. Acesso em: 30 apr. 2024.