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. 2013 Apr 23;7:31. doi: 10.3389/fnbeh.2013.00031

Figure 1.

Figure 1

Screenshots of the two office rooms and the connecting corridor (intertrial–interval, ITI). During acquisition one office room was paired with mildly painful electrical stimuli (anxiety context, CXT+), whereas the other office room was never paired with electrical stimuli (safety context, CXT−).