Degenhardt, Ämilie L.; Dantas, A. L.; Lucena, E. A. de; Souza, W. de O.; Dantas, B. M. Calibration of Gamma Cameras for the Evaluation of Accidental Intakes of High-Energy Photon Emitting Radionuclides by Humans Based on Urine Samples. Braz. J. Rad. Sci. 2018, 6.