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. Author manuscript; available in PMC: 2021 Feb 1.
Published in final edited form as: Physiol Behav. 2019 Nov 22;214:112746. doi: 10.1016/j.physbeh.2019.112746

Figure 2.

Figure 2.

Micro-level analyses of pupil response over the 3.0 second timecourse for the happy, calm, and fear conditions as modeled by a 4th order polynomial regression equation. Error bars represent one standard error (SE).