Radiological protection and certification for medical professionals in Brazil. Brazilian Journal of Radiation Sciences, Rio de Janeiro, Brazil, v. 6, n. 2B (Suppl.), 2018. DOI: 10.15392/bjrs.v6i2B.515. Disponível em: https://www.bjrs.org.br/revista/index.php/REVISTA/article/view/515. Acesso em: 3 may. 2025.