title: A survey of sex chromosome anomalies among normal children and mental defectives.
mesh_terms: D000293:Adolescent; D000328:Adult; D000782:Aneuploidy; D001722:Birth Order; D002648:Child; D004569:Electroencephalography; D005260:Female; D006801:Humans; D008607:Intellectual Disability / Q000235:genetics*; D007361:Intelligence Tests; D007564:Japan; D007621:Karyotyping; D008297:Male; D009061:Mouth Mucosa / Q000166:cytology; D012728:Sex Chromatin; D012729:Sex Chromosome Aberrations / Q000453:epidemiology*