title: A search for triple X females in a fertile population.
mesh_terms: D000367:Age Factors; D005260:Female; D005298:Fertility; D005313:Fetal Death; D006801:Humans; D007226:Infant Mortality; D007231:Infant, Newborn; D007621:Karyotyping; D007713:Klinefelter Syndrome / Q000453:epidemiology; D008297:Male; D008403:Mass Screening; D009061:Mouth Mucosa / Q000166:cytology; D011247:Pregnancy; D012728:Sex Chromatin; D012729:Sex Chromosome Aberrations / Q000453:epidemiology*