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Figure 3 Bland-Altman Plots of Interobserver, Intraobserver, and Interscan Variability

(A) Interobserver, (B) intraobserver, and (C) interscan variability. The dashed line is the mean difference between the 2 scans, while the limits of agreement are drawn as solid lines (mean difference ± 2 SD). TBR = tissue-to-background ratio.