The neurological basis of introversion-extraversion: Gray's Theory.
D000818:Animals; D001522:Behavior, Animal; D002540:Cerebral Cortex / Q000502:physiology*; D005120:Extraversion, Psychological; D005260:Female; D000882:Haplorhini; D006624:Hippocampus / Q000502:physiology; D006801:Humans; D007439:Introversion, Psychological; D008297:Male; D012919:Social Behavior; D013788:Thalamus / Q000502:physiology