DE CASTRO DA LUZ CPV, Vasconcelos de Sá L, Delgado JU. Radiological protection and certification for medical professionals in Brazil. Braz. J. Rad. Sci. [Internet]. 2018 Oct. 8 [cited 2024 Dec. 26];6(2B (Suppl.). Available from: https://bjrs.org.br/revista_33014/index.php/REVISTA/article/view/515