title: Letter: Pitfalls in gamma camera field uniformity correction.
mesh_terms: D003037:Cobalt Radioisotopes; D006801:Humans; D010781:Photography; D011868:Radioisotopes; D011877:Radionuclide Imaging / Q000295:instrumentation / Q000379:methods*; D013667:Technetium
chemical_list: D003037:Cobalt Radioisotopes; D011868:Radioisotopes; D013667:Technetium