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. Author manuscript; available in PMC: 2023 Apr 1.
Published in final edited form as: Pain. 2022 Apr 1;163(4):719–728. doi: 10.1097/j.pain.0000000000002410

Figure 1. Overview of the study visit and the data acquired, with an emphasis on the fear acquisition paradigm and related ratings.

Figure 1.

CS+/CS− = conditioned stimulus, US = conditioning stimulus, ITI = intertrial interval, T1W = T1-weighted (anatomical MR scan), fMRI = functional magnetic resonance imaging