title: Calibration of brachytherapy iridium-192 sources.
mesh_terms: D001918:Brachytherapy; D002138:Calibration; D004601:Elementary Particles; D007495:Iridium; D011868:Radioisotopes; D011883:Radium; D013057:Spectrum Analysis
chemical_list: D011868:Radioisotopes; D007495:Iridium; D011883:Radium