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. 2022 Jun 13;9:42. doi: 10.1186/s40658-022-00454-2

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Fig. 5 — Different cross sections of the NEMA image quality phantom reconstructed using MLEM with 30 iterations, including random, scatter, attenuation and normalization corrections into the reconstruction. a Transverse view of cold rods, (b) transverse view of the uniform region, (c) transverse view of hot rods, (d) coronal view of cold rods and uniform region and (e) sagittal view of hot rods