title: Incidence of 47,XYY males: implications of the production of 47,XYY offspring by 47,XYY males.
mesh_terms: D005298:Fertility; D005828:Genetics, Population; D006801:Humans; D007226:Infant Mortality; D008297:Male; D012729:Sex Chromosome Aberrations / Q000453:epidemiology / Q000235:genetics*; D012730:Sex Chromosomes; D014998:Y Chromosome