title: Seasonal variation in the birth of children with aneuploid chromosome abnormalities. Report from the Danish Cytogenetic Central Register.
mesh_terms: D000704:Analysis of Variance; D000782:Aneuploidy; D003718:Denmark; D004314:Down Syndrome / Q000453:epidemiology; D005260:Female; D006801:Humans; D008297:Male; D012621:Seasons; D012729:Sex Chromosome Aberrations / Q000453:epidemiology*