Low-Dose and Scatter-Free Cone-Beam CT Imaging Using a Stationary Beam Blocker in a Single Scan: Phantom Studies
Table 1
Comparison of the averaged CT numbers and contrasts inside the contrast rods of the Catphan 600 phantom. The CT number errors are also shown in parentheses. The numbers of the ROIs are marked in Figure 3(d). All unites are in HU.