A. Olsson et al., “The Role of Social Groups in the Persistence of Learned Fear,” Sci 309 (2005): 785.
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J. Richeson et al., “An fMRI Investigation of the Impact of Interracial Contact on Executive Function,” Nat Nsci 6 (2003): 1323; K. Knutson et al., “Why Do Interracial Interactions Impair Executive Function? A Resource Depletion Account,” TICS 10 (2007): 915; K. Knutson et al., “Neural Correlates of Automatic Beliefs About Gender and Race,” Human Brain Mapping 28 (2007): 915.