J. Cloutier et al., “Are Attractive People Rewarding? Sex Differences in the Neural Substrates of Facial Attractiveness,” J Cog Nsci 20 (2008): 941; K. Demos et al., “Dietary Restraint Violations Influence Reward Responses in Nucleus Accumbens and Amygdala,” J Cog Nsci 23 (2011): 1952.
