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. 2019 Jul 11;10:1610. doi: 10.3389/fpsyg.2019.01610

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Copyright © 2019 Mei, Chen and Dong.

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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Examples of morphed emotional expressions used in Experiment 1, Experiment 2, and Experiment 3. Fifty morphs with various intensities from 100% sad to 100% happy were created using an Asian male model displaying a neutral expression. For convenience, we coded these morphs from number 1 to 50 along the continuum.