title: Gamma-camera uniformity as a function of energy and count-rate.
mesh_terms: D003037:Cobalt Radioisotopes; D005069:Evaluation Studies as Topic; D011877:Radionuclide Imaging / Q000295:instrumentation*; D013667:Technetium
chemical_list: D003037:Cobalt Radioisotopes; D013667:Technetium