Estimating excess of lung risk factor of radon gas for some houses in Al-Fallujah city. Iraqi Journal of Physics, [S. l.], v. 13, n. 26, p. 160–170, 2019. DOI: 10.30723/ijp.v13i26.297. Disponível em: https://ijp.uobaghdad.edu.iq/index.php/physics/article/view/297.. Acesso em: 28 apr. 2024.