Fig. 3From: Optimizing reconstruction parameters for quantitative 124I-PET in the presence of therapeutic doses of 131INumber of uncorrected true, scatter, and random events measured in a small VOI placed at the center of the 37-mm-diameter phantom sphere (a, c) and in the background (b, d) in projection space and for all angles as a function of increasing 131I activity in the background for acquisitions with the phantom centered (a, b) and off-centered (c, d)Back to article page