title: XYY-syndrome. Clinical and behavioural typology.
mesh_terms: D000293:Adolescent; D000374:Aggression; D003415:Crime; D003878:Dermatoglyphics; D006801:Humans; D008297:Male; D008875:Middle Aged; D010641:Phenotype; D012729:Sex Chromosome Aberrations / Q000523:psychology*; D013008:Somatotypes; D014997:XYY Karyotype / Q000523:psychology*