Assessment of abnormalities in intellectual development.
D000367:Age Factors; D000368:Aged; D001007:Anxiety; D001925:Brain Damage, Chronic; D002648:Child; D002657:Child Development; D002674:Child, Institutionalized; D002675:Child, Preschool; D002658:Developmental Disabilities; D004644:Emotions; D006801:Humans; D007223:Infant; D008607:Intellectual Disability / Q000235:genetics; D007360:Intelligence; D007361:Intelligence Tests; D012565:Schizophrenic Psychology