Evaluation of indoor radon gas levels in three Brazilian municipalities located in the state of Minas Gerais. Braz. J. Radiat. Sci. [Internet]. 31 de mayo de 2024 [citado 17 de julio de 2025];12(2):e2415. Disponible en: https://bjrs.org.br/revista/index.php/REVISTA/article/view/2415