Mosaic mongolism. II. Cytogenic studies.
D000293:Adolescent; D000328:Adult; D001854:Bone Marrow Cells; D002648:Child; D002675:Child, Preschool; D002904:Chromosomes, Human, 21-22 and Y; D046508:Culture Techniques; D004314:Down Syndrome / Q000235:genetics*; D005260:Female; D005347:Fibroblasts; D006801:Humans; D007621:Karyotyping; D007962:Leukocytes / Q000166:cytology; D008297:Male; D009030:Mosaicism; D010641:Phenotype; D012867:Skin; D014314:Trisomy