Television as baby-sitter: a field comparison of preschoolers' behavior during playtime and during television viewing.
D000374:Aggression / Q000523:psychology; D001288:Attention; D002652:Child Behavior; D002654:Child Care / Q000523:psychology*; D002675:Child, Preschool; D005260:Female; D006801:Humans; D008297:Male; D009043:Motor Activity; D010988:Play and Playthings; D012931:Social Environment; D012951:Socialization; D013690:Television