title: Studies on the incidence of karyotype 47, XYY.
mesh_terms: D000293:Adolescent; D000328:Adult; D001827:Body Height; D006801:Humans; D007621:Karyotyping; D008297:Male; D010554:Personality Disorders / Q000235:genetics; D012729:Sex Chromosome Aberrations / Q000150:complications / Q000453:epidemiology*