Martins, E.W. and Potiens, M. da P.A. 2023. Activimeter “in situ” calibration methodology to 111In and 123I. Brazilian Journal of Radiation Sciences. 11, 1A (Suppl.) (Jul. 2023), 1–9. DOI:https://doi.org/10.15392/2319-0612.2023.2212.