Developmental differences in the perception and production of facial expressions.
D000367:Age Factors; D002648:Child; D002657:Child Development; D002675:Child, Preschool; D004192:Discrimination, Psychological; D004644:Emotions; D005149:Facial Expression; D005260:Female; D006801:Humans; D007100:Imitative Behavior; D008297:Male; D010781:Photography; D012938:Social Perception; D012951:Socialization; D013647:Task Performance and Analysis; D014796:Visual Perception