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. 2021 Nov 23;38(23):3222–3234. doi: 10.1089/neu.2021.0059

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© Mary Jo Pugh et al., 2021; Published by Mary Ann Liebert, Inc.

This Open Access article is distributed under the terms of the Creative Commons License [CC-BY] (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly credited.

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FIG. 1. — Conceptual overview of the progression and divergence of traumatic brain injury (TBI) phenotypes. TBI phenotypes (rectangles) emerge statistically (1–4) from the presence and duration of symptoms/impairments. The prevalence (rectangle size) of phenotypes can vary and evolve over time and can signal recovery or decline. Color image is available online.