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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).
Boxplots of (A) DHEA, (B) cortisol, and (C) cortisol/DHEA ratios from hair samples of the non-trauma, the trauma-exposed and the PTSD participants based on the UCLA PTSD Reaction Index for DSM IV, Child Version.