title: 90 degrees Compton scattering tomography. Its implementation by means of a bar detector scintigraph.
mesh_terms: D006801:Humans; D007495:Iridium; D008168:Lung / Q000000981:diagnostic imaging; D008171:Lung Diseases / Q000000981:diagnostic imaging; D011868:Radioisotopes; D011877:Radionuclide Imaging; D014054:Tomography / Q000379:methods*; D014056:Tomography, X-Ray / Q000379:methods
chemical_list: D011868:Radioisotopes; D007495:Iridium