Accurate Coregistration between Ultra-High-Resolution Micro-SPECT and Circular Cone-Beam Micro-CT Scanners
Figure 7
MIP images of helix phantom illustrate registration accuracy in three directions. (a) SPECT imaging with mouse collimator. (b) SPECT imaging with rat collimator. Top row: CT image, middle row: SPECT image, and bottom row: fused SPECT-CT image.