A two-year follow-up of infants in community-based day care.
D001010:Anxiety, Separation / Q000523:psychology; D002652:Child Behavior; D002656:Child Day Care Centers; D002657:Child Development; D002675:Child, Preschool; D003299:Cooperative Behavior; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D007223:Infant; D007804:Language Development; D008297:Male; D008425:Maternal Behavior; D009034:Mother-Child Relations; D009769:Object Attachment