Investigation of Attenuation Correction for Small-Animal Single Photon Emission Computed Tomography

<table>Energy spectrum of <svg height="15.8375" id="M11" style="vertical-align:-0.0pt" version="1.1" viewbox="0 0 21.9125 15.8375" width="21.9125" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg>Tc measured by CZT semiconductor gamma camera during imaging acquisition and the position and widths of the main energy window and the two subwindows with TEW method.</table>

Computational and Mathematical Methods in Medicine

fig1

Figure 1

Figure 1: Investigation of Attenuation Correction for Small-Animal Single Photon Emission Computed Tomography 