title: Variations in karyotypes of normal premature babies, new-born babies and infants.
mesh_terms: D000367:Age Factors; D000782:Aneuploidy; D002478:Cells, Cultured; D002869:Chromosome Aberrations; D002900:Chromosomes, Human, 1-3; D002901:Chromosomes, Human, 13-15; D002904:Chromosomes, Human, 21-22 and Y; D005260:Female; D014644:Genetic Variation; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007234:Infant, Premature; D007621:Karyotyping; D008214:Lymphocytes / Q000166:cytology; D008297:Male; D008938:Mitosis; D013223:Statistics as Topic; D013997:Time Factors