ALJAMIL, R. O.; YOUSUF, R. M.; HAMDOON, N. A. Estimation of radon-gas, uranium-238 concentrations in the surface soil samples and alpha risk index at many Northern Iraqi Refineries. International journal of health sciences, [S. l.], v. 6, n. S9, p. 2890–2905, 2022. DOI: 10.53730/ijhs.v6nS9.13154. Disponível em: https://sciencescholar.us/journal/index.php/ijhs/article/view/13154. Acesso em: 17 apr. 2026.