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. 2021 Jul 6;8:167. doi: 10.1038/s41597-021-00946-3

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© The Author(s) 2021

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Fig. 2 — Example of Manual Segmentation (Dark Green: external cerebrospinal fluid; yellow: GM; brown: WM; blue: ventricles; bright red: cerebellum; light red: deep GM: bright green: brainstem/spinal cord).