[Chromosome mosaicism in typical Down's syndrome].
D002675:Child, Preschool; D002904:Chromosomes, Human, 21-22 and Y; D004314:Down Syndrome / Q000235:genetics*; D005260:Female; D006801:Humans; D009030:Mosaicism; D010641:Phenotype
Mozaikowość chromosomowa w typowym zespole Downa