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. 2019 May 29;13:27. doi: 10.3389/fnbot.2019.00027

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Copyright © 2019 Park, Jamil and Eid.

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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Participants' self reports for valence, arousal, dominance, and satisfaction (Wilcoxon signed rank test, ^**&p < 0.01; paired sample t-test, ^**p < 0.01). W indicates with friction stimulation and WO indicates without friction stimulation.