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Panel A: Volume left/right ratios per lobe comparison between cohorts. Panel B: Upper figure: coronal coordinate y = -12 mm for anteroposterior ratio estimation. Lower figure: Anteroposterior ratio for different cohorts (anterior ventricular volume / posterior ventricular volume). Abbreviations: MCI: mild cognitive impairment; AD: Alzheimer’s disease; BV: behavioral variant; SV: semantic variant; PNFA; progressive non-fluent aphasia.
