OLIVEIRA DA CONCEIÇÃO, GUSTAVO, and Fernando Barcellos Razuck. 2022. “Analysis of the Advances of RDC 330/19 in Relation to Ordinance 453/98 under the Radiation Protection Focus”. Brazilian Journal of Radiation Sciences 10 (3B (Suppl.). https://doi.org/10.15392/2319-0612.2022.1930.