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Subanalysis of the fetal hemispheric white matter transient zones in fetuses younger than 31 weeks of gestational age. (A) Plot shows volumetric age-related change for the fetal white matter transient zones (subplate and intermediate zone). (B) Heat map depicts weekly age-related change of the subplate (25.2%) and the intermediate zone (15.7%) overlaid in a 25-week-old female fetus.
