Fig. 7From: Accuracy and precision of zero-echo-time, single- and multi-atlas attenuation correction for dynamic [11C]PE2I PET-MR brain imaginga Relative differences in R1 (% bias) plots of R1 when comparing Atlas-, ZTE- or MaxProb-MRAC to 68Ge-AC as gold standard for different clusters of brain regions. b Relationship between R1 values derived using various MRAC methods and 68Ge-AC as reference, where solid lines represent Deming regressions and dashed line identityBack to article page