The effects of a familiar toy and mother's presence on exploratory and attachment behaviors in young children.
D001143:Arousal; D002652:Child Behavior; D002675:Child, Preschool; D003448:Crying; D005106:Exploratory Behavior; D006801:Humans; D007223:Infant; D008297:Male; D008425:Maternal Behavior; D009034:Mother-Child Relations; D009769:Object Attachment; D010988:Play and Playthings