Problems of mental handicap.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002648:Child; D002657:Child Development; D002675:Child, Preschool; D003156:Community Mental Health Services; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008607:Intellectual Disability / Q000523:psychology; D007407:Interviews as Topic; D008297:Male; D010287:Parent-Child Relations