title: Image artifacts in tomographic gamma camera systems.
mesh_terms: D001921:Brain; D005189:False Positive Reactions; D006801:Humans; D007668:Kidney; D008099:Liver; D008722:Methods; D011877:Radionuclide Imaging; D013154:Spleen; D013667:Technetium; D014054:Tomography
chemical_list: D013667:Technetium