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The effects of b) changing ΔtIR alone and c) both applying ΔfIR and changing ΔtIR on the artefact reduction compared to a) the original parameters from MPRAGE in inferior frontal area (ΔB0 >>0) shown on the T1w/PDw images. Residual hyperintensity is still visible in a) but vanishes in b) and c). The red arrows indicate the brain areas with the artefacts.
