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. 2012 Nov 21;7(11):e49784. doi: 10.1371/journal.pone.0049784

Figure 1. Conceptualizing placebo analgesia (PA) and error monitoring (EM) in a common cognitive control framework.

Figure 1

Both EM and PA require the detection of conflicts or prediction errors, and subsequent adjustments in cognitive processing. Thus, they could be based on similar prefrontal functional mechanisms and interact with each other.