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. 2021 Oct 29;15:682935. doi: 10.3389/fnbeh.2021.682935

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Copyright © 2021 Tucker and McCabe.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Common apparatuses for measuring unconditioned anxiety-like behaviors in rodents: (A) Open field, (B) Light-dark box, (C) Elevated plus maze, (D) Elevated zero maze. Arrows point to anxiogenic (lit and exposed) regions of the apparatus. Images from Stoelting, Co.