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. 2020 Nov 25;162(5):1539–1544. doi: 10.1097/j.pain.0000000000002151

Figure 1.

Figure 1.

(A–C) The illustrations show a participant during the different conditions of the experiment. (A) The pressure is applied by the experimenter (other), (B) the pressure is applied by the participant (self), and (C) the pressure is applied by the experimenter while the participants imagine that they are applying the pressure (imagery).