Valence asymmetries in the human amygdala: task relevance modulates amygdala responses to positive more than negative affective cues.
Stillman PE, Van Bavel JJ, Cunningham WA. Valence asymmetries in the human amygdala: task relevance modulates amygdala responses to positive more than negative affective cues. J Cogn Neurosci. 2015 Apr; 27(4):842-51.