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. 2019 May 24;13:517. doi: 10.3389/fnins.2019.00517

FIGURE 1.

FIGURE 1

Sample images of one individual with happy and angry expressions displaying direct, averted left and averted right gaze (human image obtained from “Radboud Face dataset,” used with permission – http://www.socsci.ru.nl:8180/RaFD2/RaFD?p=faq).