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. 2019 Aug 12;9:11699. doi: 10.1038/s41598-019-47867-1

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© The Author(s) 2019

Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as 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 images or other third party material in this article are included in the article’s Creative Commons license, unless indicated otherwise in a credit line to the material. If material is not included in the article’s Creative Commons license and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this license, visit http://creativecommons.org/licenses/by/4.0/.

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A generic healthy foot is outlined in grey. Shaded red areas indicate regions that were reported more than the baseline condition, and shaded blue regions represent a decrease in reporting compared to baseline. The † symbol indicates significant changes in percept reporting frequency and/or percept size over the entire plantar surface of the foot (two-tailed paired t-tests, p < 0.05). (a) Stimulation was delivered while participants stood upright with their eyes closed. (b) Stimulation was delivered while participants stood upright with their eyes open, looking down at their feet.