Salivary response to lemon juice as a measure of introversion in children.
D002648:Child; D002957:Citrus; D005120:Extraversion, Psychological; D005260:Female; D006801:Humans; D007439:Introversion, Psychological; D008297:Male; D010555:Personality Inventory; D012472:Salivation; D012737:Sex Factors