title: Realising the SPECT capability of a rotating gamma camera: an alternative approach.
mesh_terms: D001932:Brain Neoplasms / Q000000981:diagnostic imaging; D006801:Humans; D008113:Liver Neoplasms / Q000000981:diagnostic imaging / Q000556:secondary; D014055:Tomography, Emission-Computed / Q000295:instrumentation*; D014057:Tomography, X-Ray Computed / Q000295:instrumentation*