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. 2019 Jan 16;20:56. doi: 10.1186/s13063-018-3164-8

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© The Author(s). 2019

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Fig. 3 — Functional magnetic resonance imaging experiment paradigm (REST steady-state resting run; TASK 1/2 block design bothersomeness and emotion stimulus run; 3D-T1W structural image acquisition using 3-dimensional T1-weighted turbo field echo; DTI diffusion tensor imaging; TASK 3 low-back-extension pain-model steady-state run)