title: Effects of peer familiarity on the behavior of preschoolers in a novel situation.
mesh_terms: D000339:Affect; D001143:Arousal; D002652:Child Behavior; D002675:Child, Preschool; D005106:Exploratory Behavior; D005260:Female; D006801:Humans; D007266:Inhibition, Psychological; D007398:Interpersonal Relations; D008124:Locomotion; D008297:Male; D009043:Motor Activity; D010379:Peer Group; D010988:Play and Playthings; D012919:Social Behavior; D013315:Stress, Psychological; D014705:Verbal Behavior