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. Author manuscript; available in PMC: 2009 Jun 1.
Published in final edited form as: Behav Processes. 2008 Feb 8;78(2):191–203. doi: 10.1016/j.beproc.2008.02.002

Fig. 2.

Fig. 2

The extended comparator hypothesis applied to CS preexposure followed response). Ovals represent mental representations of stimuli. Diamonds represent comparator processes.